Top 100 patent holders, U.S. and non-U.S., companies only (excluding subsidiaries)
| Rank |
U.S. and non-U.S., companies only (excluding subsidiaries) |
Utility patents held |
| | Number |
| 1 |
U.S. DEPARTMENT OF AGRICULTURE |
315 |
| 2 |
UNIVERSITY OF CALIFORNIA |
221 |
| 3 |
BAYER AG |
154 |
| 4 |
NOVARTIS AG |
142 |
| 5 |
HOECHST JAPAN LTD. |
134 |
| 6 |
AJINOMOTO CO. INC. |
127 |
| 7 |
CORNELL UNIVERSITY |
102 |
| 8 |
MICHIGAN STATE UNIVERSITY |
94 |
| 9 |
WISCONSIN ALUMNI RESEARCH FOUNDATION |
92 |
| 10 |
NOVO-NORDISK A/S |
90 |
| 11 |
BASF AG |
89 |
| 12 |
ZENECA LTD. |
89 |
| 13 |
CIBA-GEIGY AG |
85 |
| 14 |
KYOWA HAKKO KOGYO CO., LTD |
84 |
| 15 |
AKZO NOBEL BV |
82 |
| 16 |
IOWA STATE UNIVERSITY |
78 |
| 17 |
Individual inventor(s) |
68 |
| 18 |
NESTEC, S.A. |
64 |
| 19 |
IMPERIAL CHEMICAL INDUSTRIES PLC |
62 |
| 20 |
PLANT GENETIC SYSTEMS |
62 |
| 21 |
UNIVERSITY OF FLORIDA |
57 |
| 22 |
UNIVERSITY OF MINNESOTA |
57 |
| 23 |
NORTH CAROLINA STATE UNIVERSITY |
56 |
| 24 |
MASSACHUSETTS INST. OF TECHNOLOGY |
55 |
| 25 |
INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE (INRA) |
53 |
| 26 |
HARVARD COLLEGE |
52 |
| 27 |
GIST-BROCADES N.V. |
50 |
| 28 |
SANDOZ LTD. |
50 |
| 29 |
INSTITUT PASTEUR |
49 |
| 30 |
PURDUE RESEARCH FOUNDATION |
49 |
| 31 |
UNIVERSITY OF GEORGIA RESEARCH FOUNDATION |
49 |
| 32 |
HOFFMANN-LA ROCHE INC. |
48 |
| 33 |
RHONE-POULENC S.A. |
47 |
| 34 |
BOEHRINGER MANNHEIM GMBH |
46 |
| 35 |
U.S. HEALTH AND HUMAN SERVICES |
46 |
| 36 |
SALK INST. FOR BIOLOGICAL STUDIES |
45 |
| 37 |
RUTGERS UNIVERSITY |
40 |
| 38 |
LOUISIANA STATE UNIVERSITY |
38 |
| 39 |
UNIVERSITY OF TEXAS |
38 |
| 40 |
STANFORD UNIVERSITY |
36 |
| 41 |
TAKARA SHUZO CO., LTD. |
34 |
| 42 |
BAYLOR COLLEGE OF MEDICINE |
33 |
| 43 |
SUNY RESEARCH FOUNDATION |
32 |
| 44 |
UNIVERSITY OF SASKATCHEWAN |
32 |
| 45 |
JAPAN MINISTRY OF AGRICULTURE, FORESTRY AND FISHERIES |
31 |
| 46 |
COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORG. (CSIRO) |
30 |
| 47 |
TEXAS A&M UNIVERSITY |
30 |
| 48 |
UNILEVER PATENT HOLDINGS B.V. |
30 |
| 49 |
UNIVERSITY OF MARYLAND |
30 |
| 50 |
HAYASHIBARA SEIBUTSU KAGAKU KENKYUJO K. K. |
29 |
| 51 |
WASHINGTON STATE UNIVERSITY |
29 |
| 52 |
JOHNS HOPKINS UNIVERSITY |
27 |
| 53 |
SUMITOMO CHEMICAL CO., LTD. |
27 |
| 54 |
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE |
26 |
| 55 |
COLUMBIA UNIVERSITY |
26 |
| 56 |
HITACHI CHEMICAL CO., LTD. |
26 |
| 57 |
CALIFORNIA INST. OF TECHNOLOGY |
25 |
| 58 |
INSTITUT MERIEUX |
25 |
| 59 |
JAPAN TOBACCO INC. |
25 |
| 60 |
UNIVERSITY OF PENNSYLVANIA |
25 |
| 61 |
KIRIN BREWERY CO., LTD. |
24 |
| 62 |
MAX-PLANCK INSTITUT |
24 |
| 63 |
MOGEN INTERNATIONAL N.V. |
24 |
| 64 |
OREGON STATE UNIVERSITY |
24 |
| 65 |
SCHERING AG |
24 |
| 66 |
SCRIPPS RESEARCH INST. |
24 |
| 67 |
WASHINGTON UNIVERSITY |
24 |
| 68 |
RESEARCH CORP. |
23 |
| 69 |
MITSUBISHI CHEMICAL CORP. |
22 |
| 70 |
UNIVERSITY OF KENTUCKY |
22 |
| 71 |
UNIVERSITY OF MASSACHUSETTS |
22 |
| 72 |
CANADIAN DEPARTMENT OF AGRICULTURE AND AGRI-FOOD |
21 |
| 73 |
OHIO STATE UNIVERSITY |
21 |
| 74 |
UNIVERSITY OF NEBRASKA |
20 |
| 75 |
AGRICULTURAL GENETICS CO., LTD. |
19 |
| 76 |
PENN STATE RESEARCH FOUNDATION, INC. |
19 |
| 77 |
TOYO BOSEKI K. K. |
19 |
| 78 |
UNIVERSITY OF GUELPH |
19 |
| 79 |
YALE UNIVERSITY |
19 |
| 80 |
KANSAS STATE UNIVERSITY RESEARCH FOUNDATION |
18 |
| 81 |
ROCKEFELLER UNIVERSITY |
18 |
| 82 |
UNIVERSITY OF HAWAII |
18 |
| 83 |
UNIVERSITY OF MEDICINE AND DENTISTRY, NEW JERSEY |
18 |
| 84 |
CANADA NATIONAL RESEARCH COUNCIL |
17 |
| 85 |
MEIJI SEIKA KAISHA LTD. |
17 |
| 86 |
MONTANA STATE UNIVERSITY |
17 |
| 87 |
SEMINIS VEGETABLE SEEDS, INC. |
17 |
| 88 |
UNIVERSITY OF UTAH |
17 |
| 89 |
YISSUM RESEARCH DEVELOPMENT CO., HEBREW UNIVERSITY OF JERUSALEM |
17 |
| 90 |
BEHRINGWERKE AG |
16 |
| 91 |
HENKEL & CIE GMBH |
16 |
| 92 |
NATIONAL RESEARCH DEVELOPMENT CORP. (UK) |
16 |
| 93 |
AGENCY OF INDUSTRIAL SCIENCE AND TECHNOLOGY |
15 |
| 94 |
NISSAN CHEMICAL INDUSTRIES, LTD. |
15 |
| 95 |
SAPPORO BREWERIES LTD. |
15 |
| 96 |
SUNTORY LTD. |
15 |
| 97 |
TAKEDA CHEMICAL INDUSTRIES, LTD. |
15 |
| 98 |
UNIVERSITY OF BRITISH COLUMBIA |
15 |
| 99 |
UNIVERSITY OF MICHIGAN |
15 |
| 100 |
BOYCE THOMPSON INST. FOR PLANT RESEARCH, INC. |
14 |
| Note: Patent assignees and subsequent determinations of locations are based on USPTO assignee data, which might be missing, incomplete, or indicate multiple assignees per patent. Multiple spellings or abbreviations have been consolidated to a single assignee identification. |