KY

Kazuyuki Yamamoto

SO Sony: 140 patents #54 of 25,231Top 1%
NT Ntn: 15 patents #105 of 1,364Top 8%
MC Mabuchi Motor Co.: 11 patents #3 of 228Top 2%
Mitsubishi Electric: 10 patents #2,886 of 25,717Top 15%
HO Hoya: 4 patents #305 of 1,290Top 25%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
NC Nihon Plast Co.: 4 patents #36 of 253Top 15%
NC Nippon Electric Glass Co.: 3 patents #132 of 437Top 35%
NI Nipro: 3 patents #86 of 473Top 20%
PE Pentax: 3 patents #145 of 396Top 40%
NI Nidec: 2 patents #402 of 976Top 45%
SC Shin-Etsu Chemical Co.: 2 patents #1,026 of 2,176Top 50%
NT NTT: 2 patents #2,095 of 4,871Top 45%
IK Iwasaki Tsushinki Kabushiki Kaisha: 2 patents #6 of 35Top 20%
NP Nippon Telegraph And Telephone Public: 2 patents #129 of 842Top 20%
JP Japan Polychem: 1 patents #37 of 104Top 40%
DC Dmg Mori Co.: 1 patents #91 of 217Top 45%
SB Shin-Etsu Bio.: 1 patents #10 of 13Top 80%
TC Tec Co.: 1 patents #45 of 177Top 30%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
NE Nec: 1 patents #7,889 of 14,502Top 55%
MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
KC Kanda Tushin Kogyo Co.: 1 patents #4 of 19Top 25%
CH Chisso: 1 patents #468 of 833Top 60%
NC Nippon Light Metal Company: 1 patents #203 of 499Top 45%
TL Teijin Limited: 1 patents #850 of 1,631Top 55%
Overall (All Time): #3,010 of 4,157,543Top 1%
210
Patents All Time

Issued Patents All Time

Showing 201–210 of 210 patents

Patent #TitleCo-InventorsDate
D394249 Magnetic disc for computer Kazuo Takahashi, Minoru Watanabe, Takashi Yamada 1998-05-12
5602241 Method for purifying polysaccharides Kazumasa Maruyama, Shigehiro Nagura, Taira Homma 1997-02-11
5315003 Method for purifying polysaccharides Kazumasa Maruyama, Sigehiro Nagura, Taira Homma 1994-05-24
5187574 Method for automatically adjusting field of view of television monitor system and apparatus for carrying out the same Katsura Kosemura 1993-02-16
5116231 Intake system for automobile engine Nariyasu Oki, Tsunetoshi Yokokura, Koji Mizuno, Katsutoshi Shimada 1992-05-26
4700348 Hot standby communications system Taichiro Ise, Hiroyo Ogawa 1987-10-13
4690866 Polyester fiber Shiro Kumakawa 1987-09-01
4551583 Control signal transmission system for key telephone system Koichi Sekiguchi, Hikaru Takematsu, Teruyuki Kubo 1985-11-05
4314109 Synchronization system for key telephone system Koichi Sekiguchi 1982-02-02
4292476 Speech channel switching networks suitable for use in combination with electronic key telephone sets Seiei Ohkoshi 1981-09-29