| S.No | Assignee name | of patents |
| 1 | ACCENTURE GLOBAL SERVICES GMBH | 1 |
| 2 | AMERICAN EXPRESS CO | 1 |
| 3 | AMERICAN FAMILY LIFE ASSURANCE | 1 |
| 4 | AMERICAN INTERNATIONAL GROUP, INC | 1 |
| 5 | ASAHI BANK LTD | AIOI INSURANCE CO LTD | 1 |
| 6 | ASAHI MUTUAL LIFE INSURANCE CO | 1 |
| 7 | B M C KK | 1 |
| 8 | BANK OF TOKYO MITSUBISHI LTD | 1 |
| 9 | BDNA CORPORATION, A DELAWARE CORPORATION | 1 |
| 10 | BENEFITSDOMAIN.COM INSURANCE SERVICES, INC | 1 |
| 11 | CAPION KK | 1 |
| 12 | CASIO COMPUTER CO LTD | 1 |
| 13 | CITICORP DEV CENTER INC | 1 |
| 14 | COSMOS INSURANCE BROKERS KK | 1 |
| 15 | DAINIPPON PRINTING CO LTD | 1 |
| 16 | EFFICIENT MARKETS CORPORATION | 1 |
| 17 | EMPLOYERS REINSURANCE CORPORATION | 1 |
| 18 | EQUIPMENT GPS PROT LLC | 1 |
| 19 | EVEREST FUNERAL PACKAGE, LLC | 1 |
| 20 | EXEMPLAR INTERNAT INC | 1 |
| 21 | GE EDISON LIFE INSURANCE CO | 1 |
| 22 | GE FRANKONA MAN SERVICE GMBH | 1 |
| 23 | GENWORTH FINANCIAL, INC | 1 |
| 24 | GLOBAL RISK MANAGEMENT SOLUTIONS, INC | 1 |
| 25 | HARTFORD FIRE INSURANCE COMPANY | 1 |
| 26 | HUMANA INC | 1 |
| 27 | IMPACT BUSINESS & TECHNOLOGY C | 1 |
| 28 | INDEXCO LLC | 1 |
| 29 | INT COMPUTERS LTD | 1 |
| 30 | ITT | 1 |
| 31 | KIYAPITARU ASETSUTO PLANNING K | 1 |
| 32 | KUBOTA CORP | 1 |
| 33 | LCG KK | 1 |
| 34 | MATSUSHITA ELECTRIC IND CO LTD | 1 |
| 35 | MED BID EXCHANGE LLC | 1 |
| 36 | MILEMETER INC | 1 |
| 37 | MITSUI MUTUAL LIFE INSURANCE C | 1 |
| 38 | MIYAIRI VALVE MFG | 1 |
| 39 | MIZUHO DL FINANCIAL TECHNOLOGY | 1 |
| 40 | MIZUHO TRUST & BANKING CO LTD | 1 |
| 41 | NIKON GIJUTSU KOBO KK | 1 |
| 42 | NIPPON ELECTRIC CO | 1 |
| 43 | NIPPON LSI CARD CO LTD | 1 |
| 44 | NORTHWESTERN MUTUAL LIFE INSUR | 1 |
| 45 | NORWICH UNION INSURANCE LTD | 1 |
| 46 | NRI & NCC CO LTD | 1 |
| 47 | OCEAN TOMO, LLC | 1 |
| 48 | OHIO CASUALTY INSURANCE COMPAN | 1 |
| 49 | OLYMPUS OPTICAL CO | 1 |
| 50 | OMRON TATEISI ELECTRONICS CO | 1 |
| 51 | PFPS KENKYUKAI KK | 1 |
| 52 | PROGRESSIVE CASUALTY INSURANCE | 1 |
| 53 | PROTO CORP | 1 |
| 54 | RICOH TECHNO SYSTEMS CO LTD | 1 |
| 55 | Roadside Telematics Corporation | 1 |
| 56 | SAFETY INSURANCE GROUP | 1 |
| 57 | SOGO SHOKEN JIMU SERVICE KK | 1 |
| 58 | SONY CORP | 1 |
| 59 | SPEEDCLEAR LTD | 1 |
| 60 | SUPER LINE KK | 1 |
| 61 | SWISS REINSURANCE COMPANY | 1 |
| 62 | TELANON INC | 1 |
| 63 | THE HARTFORD FIRE INSURANCE COMPANY | 1 |
| 64 | TOKYO SHIBAURA ELECTRIC CO | 1 |
| 65 | TOPPAN PRINTING CO LTD | 1 |
| 66 | TOTO LTD | 1 |
| 67 | UFJ BANK LTD | 1 |
| 68 | VEBNET LTD | 1 |