Kazuo Ito

SC Sanyo Electric Co.: 6 patents #961 of 6,347Top 20%

BI Brother Industries: 6 patents #75 of 325Top 25%

TO Toyota: 4 patents #6,703 of 26,838Top 25%

TC Toshiba Ceramics Co.: 4 patents #33 of 458Top 8%

TC Toyo Seikan Co.: 4 patents #175 of 888Top 20%

Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%

KR Krosakiharima: 2 patents #26 of 126Top 25%

Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%

IN Inax: 2 patents #29 of 242Top 15%

JC Japan Polyolefins Co.: 2 patents #8 of 85Top 10%

OC Oki Electric Industry Co.: 2 patents #947 of 2,807Top 35%

TB Toyoda Boshoku: 2 patents #14 of 112Top 15%

KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%

DC Dainippon Ink And Chemicals: 2 patents #241 of 1,002Top 25%

TL Toyota Central R&D Labs: 2 patents #528 of 1,657Top 35%

TW The Japan Steel Works: 1 patents #307 of 643Top 50%

YC Yamada Electric Mfg. Co.: 1 patents #2 of 7Top 30%

BU Burr-Brown: 1 patents #54 of 115Top 50%

WN Weyerhaeuser Nr: 1 patents #274 of 578Top 50%

HI Hitachi: 1 patents #17,742 of 28,497Top 65%

FC Fujisawa Pharmaceutical Co.: 1 patents #444 of 782Top 60%

HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%

KC Kojima Press Industry Co.: 1 patents #38 of 143Top 30%

MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%

NI Nifco: 1 patents #245 of 650Top 40%

OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%

CH Chisso: 1 patents #468 of 833Top 60%

SK Sekisui Kagaku Kogyo: 1 patents #148 of 395Top 40%

ON onsemi: 1 patents #1,116 of 1,901Top 60%

SC Showa Yakuhin Kako Co.: 1 patents #23 of 52Top 45%

📍 Yokohama, AZ: #4 of 7 inventorsTop 60%

Overall (All Time): #51,032 of 4,157,543Top 2%

Patents All Time

Issued Patents All Time

Showing 51–52 of 52 patents

Patent #	Title	Co-Inventors	Date
4323404	Method for providing single piece with plural different mechanical characteristics	Susumu Sawada, Takashi Fukuda, Katsuhiro Tsuchiya	1982-04-06
4274594	Foam generating and dispensing device	—	1981-06-23