Koji Watanabe — 255 Patents at Hitachi

Koji Watanabe — 255 Patents

Hitachi: 30 patents #925 of 28,497Top 4%

Panasonic: 22 patents #856 of 21,108Top 5%

NONok: 18 patents #5 of 725Top 1%

NINifco: 17 patents #13 of 650Top 2%

IBM: 16 patents #6,952 of 70,183Top 10%

Mitsubishi Electric: 11 patents #2,558 of 25,717Top 10%

TIToray Industries: 9 patents #241 of 3,690Top 7%

Kawasaki: 8 patents #232 of 2,943Top 8%

SESeiko Epson: 8 patents #2,198 of 7,774Top 30%

KCKonishiroku Photo Industry Co.: 8 patents #101 of 894Top 15%

Sony: 7 patents #6,034 of 25,231Top 25%

BIBando Chemical Industries: 6 patents #24 of 303Top 8%

SCSenju Metal Industry Co.: 6 patents #42 of 349Top 15%

Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%

The Yokohama Rubber Co.: 5 patents #270 of 1,136Top 25%

Nec: 4 patents #3,388 of 14,502Top 25%

HOHoriba: 4 patents #114 of 604Top 20%

MAMakita: 4 patents #298 of 770Top 40%

Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%

OBObayashi: 4 patents #4 of 118Top 4%

SCShinko Electric Industries Co.: 4 patents #182 of 723Top 30%

Ricoh Company: 3 patents #4,826 of 9,818Top 50%

Toyota: 3 patents #8,352 of 26,838Top 35%

FUFujifilm: 3 patents #1,989 of 4,519Top 45%

NCNagase Chemtex: 3 patents #5 of 74Top 7%

Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%

KOKonica: 2 patents #962 of 1,958Top 50%

KSKonica Minolta Sensing: 2 patents #18 of 57Top 35%

HTHitachi Plant Technologies: 2 patents #55 of 279Top 20%

NANabtesco: 2 patents #85 of 320Top 30%

ACAdvics Co.: 2 patents #250 of 686Top 40%

NINikon: 2 patents #1,269 of 2,493Top 55%

NCNitto Boseki Co.: 2 patents #91 of 339Top 30%

Globalfoundries: 2 patents #1,397 of 4,424Top 35%

Pioneer: 2 patents #761 of 1,730Top 45%

Pioneer Electronic: 2 patents #804 of 1,840Top 45%

Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%

Microsoft: 1 patents #24,826 of 40,388Top 65%

ICIchinomiya Denki Co.: 1 patents #2 of 4Top 50%

MMMitsubishi Mining: 1 patents #886 of 2,247Top 40%

KCKohjin Co.: 1 patents #36 of 109Top 35%

KSKawasaki Steel: 1 patents #889 of 1,922Top 50%

RERenesas Electronics: 1 patents #2,739 of 4,529Top 65%

RTRenesas Technology: 1 patents #1,991 of 3,337Top 60%

HCHitachi Plant Engineering & Construction Co.: 1 patents #53 of 194Top 30%

SCSakata Denki Co.: 1 patents #3 of 8Top 40%

MKMeiji Seika Kaisha: 1 patents #353 of 752Top 50%

SCSekisui Chemical Co.: 1 patents #529 of 908Top 60%

ACAsahi Glass Co.: 1 patents #1,233 of 2,251Top 55%

TIToyota Industries: 1 patents #505 of 955Top 55%

FDFuji Electric Corporate Research & Development: 1 patents #26 of 75Top 35%

FCFuji Electric Co.: 1 patents #1,354 of 2,643Top 55%

TCTokyo Rope Mfg. Co.: 1 patents #38 of 144Top 30%

DIDisco: 1 patents #384 of 708Top 55%

UIUbe Industries: 1 patents #895 of 1,686Top 55%

NENec Electronics: 1 patents #715 of 1,789Top 40%

NCNhk Spring Co.: 1 patents #555 of 1,116Top 50%

HTHitachi Communication Technologies: 1 patents #83 of 214Top 40%

BKBando Kagaku Kabushiki Kaisha: 1 patents #8 of 37Top 25%

NCNippon Light Metal Company: 1 patents #203 of 499Top 45%

AEAlpine Electronics: 1 patents #279 of 637Top 45%

Tokyo, NY: #2 of 99 inventorsTop 3%

Overall (All Time): #1,893 of 4,157,543Top 1%

Issued Patents All Time

Showing 251–255 of 255 patents

Patent #	Title	Co-Inventors	Date
4334632	Stopper for opening	—	1982-06-15
4248470	Bottle carrier	Takuo Yuda, Toshie Tanaka	1981-02-03
4236274	Pantographic open-close device	Kazuaki Omote	1980-12-02
4234137	Tape reel for video tape cassette	Akira Nakagawa	1980-11-18
4226382	Catching and holding the terminal end of a tape in a tape reel	—	1980-10-07

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Koji Watanabe — 255 Patents

Issued Patents All Time

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