Changes
| width="50" | # of Patents
|-
| 1.
| ACCENTURE GLOBAL SERVICES GMBH
| 1
|- valign="top"
| 2
| AMERICAN EXPRESS CO
| 1
| - valign="top"
| 3
| AMERICAN FAMILY LIFE ASSURANCE
| 1
| - valign="top"
| 4
| AMERICAN INTERNATIONAL GROUP, INC
| 1
| - valign="top"
| 5
| ASAHI BANK LTD | AIOI INSURANCE CO LTD
| 1
| - valign="top"
| 6
| ASAHI MUTUAL LIFE INSURANCE CO
| 1
| - valign="top"
| 7
| B M C KK
| 1
| - valign="top"
| 8
| BANK OF TOKYO MITSUBISHI LTD
| 1
| - valign="top"
| 9
| BDNA CORPORATION, A DELAWARE CORPORATION
| 1
| - valign="top"
| 10
| BENEFITSDOMAIN.COM INSURANCE SERVICES, INC
| 1
| - valign="top"
| 11
| CAPION KK
| 1
| - valign="top"
| 12
| CASIO COMPUTER CO LTD
| 1
| - valign="top"
| 13
| CITICORP DEV CENTER INC
| 1
| - valign="top"
| 14
| COSMOS INSURANCE BROKERS KK
| 1
| - valign="top"
| 15
| DAINIPPON PRINTING CO LTD
| 1
| - valign="top"
| 16
| EFFICIENT MARKETS CORPORATION
| 1
| - valign="top"
| 17
| EMPLOYERS REINSURANCE CORPORATION
| 1
| - valign="top"
| 18
| EQUIPMENT GPS PROT LLC
| 1
| - valign="top"
| 19
| EVEREST FUNERAL PACKAGE, LLC
| 1
| - valign="top"
| 1
| EXEMPLAR INTERNAT INC
| 20
| - valign="top"
| 21
| GE EDISON LIFE INSURANCE CO
| 1
| - valign="top"
| 22
| GE FRANKONA MAN SERVICE GMBH
| 1
| - valign="top"
| 23
| GENWORTH FINANCIAL, INC
| 1
| - valign="top"
| 24
| GLOBAL RISK MANAGEMENT SOLUTIONS, INC
| 1
| - valign="top"
| 25
| HARTFORD FIRE INSURANCE COMPANY
| 1
| - valign="top"
| 26
| HUMANA INC
| 1
| - valign="top"
| 27
| IMPACT BUSINESS & TECHNOLOGY C
| 1
| - valign="top"
| 28
| INDEXCO LLC
| 1
| - valign="top"
| 29
| INT COMPUTERS LTD
| 1
| - valign="top"
| 30
| ITT
| 1
| - valign="top"
| 31
| KIYAPITARU ASETSUTO PLANNING K
| 1
| - valign="top"
| 32
| KUBOTA CORP
| 1
| - valign="top"
| 33
| LCG KK
| 1
| - valign="top"
| 34
| MATSUSHITA ELECTRIC IND CO LTD
| 1
| - valign="top"
| 35
| MED BID EXCHANGE LLC
| 1
| - valign="top"
| 36
| MILEMETER INC
| 1
| - valign="top"
| 37
| MITSUI MUTUAL LIFE INSURANCE
| 1
| - valign="top"
| 38
| MIYAIRI VALVE MFG
| 1
| - valign="top"
| 39
| MIZUHO DL FINANCIAL TECHNOLOGY
| 1
| - valign="top"
| 40
| MIZUHO TRUST & BANKING CO LTD
| 1
| - valign="top"
| 41
| NIKON GIJUTSU KOBO KK
| 1
| - valign="top"
| 42
| NIPPON ELECTRIC CO
| 1
| - valign="top"
| 43
| NIPPON LSI CARD CO LTD
| 1
| - valign="top"
| 44
| NORTHWESTERN MUTUAL LIFE INSURANCE
| 1
| - valign="top"
| 45
| NORWICH UNION INSURANCE LTD
| 1
| - valign="top"
| 46
| NRI & NCC CO LTD
| 1
| - valign="top"
| 47
| OCEAN TOMO, LLC
| 1
| - valign="top"
| 48
| OHIO CASUALTY INSURANCE COMPANY
| 1
| - valign="top"
| 49
| OLYMPUS OPTICAL CO
| 1
| - valign="top"
| 50
| OMRON TATEISI ELECTRONICS CO
| 1
| - valign="top"
| 51
| PFPS KENKYUKAI KK
| 1
| - valign="top"
| 52
| PROGRESSIVE CASUALTY INSURANCE
| 1
| - valign="top"
| 53
| PROTO CORP
| 1
| - valign="top"
| 54
| RICOH TECHNO SYSTEMS CO LTD
| 1
| - valign="top"
| 55
| Roadside Telematics Corporation
| 1
| - valign="top"
| 56
| SAFETY INSURANCE GROUP
| 1
| - valign="top"
| 57
| SOGO SHOKEN JIMU SERVICE KK
| 1
| - valign="top"
| 58
| SONY CORP
| 1
| - valign="top"
| 59
| SPEEDCLEAR LTD
| 1
| - valign="top"
| 60
| SUPER LINE KK
| 1
| - valign="top"
| 61
| SWISS REINSURANCE COMPANY
| 1
| - valign="top"
| 1
| TELANON INC
| 1
| - valign="top"
| 63
| THE HARTFORD FIRE INSURANCE COMPANY
| 1
| - valign="top"
| 64
| TOKYO SHIBAURA ELECTRIC CO
| 1
| - valign="top"
| 65
| TOPPAN PRINTING CO LTD
| 1
| - valign="top"
| 66
| TOTO LTD
| 1
| - valign="top"
| 67
| UFJ BANK LTD
| 1
| - valign="top"
| 68
| VEBNET LTD
| 1
| - valign="top"
|}
