KK

Kazuo Kobayashi

Mitsubishi Electric: 29 patents #499 of 25,717Top 2%
Fujitsu Limited: 29 patents #800 of 24,456Top 4%
Brother Kogyo: 24 patents #337 of 2,767Top 15%
DC Dow Corning Toray Silicone Company: 23 patents #9 of 246Top 4%
HI Hitachi: 20 patents #1,757 of 28,497Top 7%
Pioneer Electronic: 12 patents #92 of 1,840Top 5%
DE Denso: 11 patents #1,094 of 11,792Top 10%
Ricoh Company: 10 patents #2,244 of 9,818Top 25%
TC Toyo Kogyo Co.: 9 patents #2 of 216Top 1%
TI Toyota Industries: 9 patents #258 of 1,610Top 20%
KT Kabushiki Kaisha Toshiba: 8 patents #3,802 of 21,451Top 20%
AC Alps Electric Co.: 6 patents #306 of 2,177Top 15%
TO Toyota: 6 patents #4,786 of 26,838Top 20%
OW Okamoto Machine Tool Works: 6 patents #3 of 34Top 9%
AT Agency Of Industrial Science And Technology: 6 patents #42 of 1,778Top 3%
FL Fujitsu Component Limited: 5 patents #101 of 281Top 40%
MC Mitsumi Electric Co.: 5 patents #171 of 935Top 20%
NI Ngk Insulators: 5 patents #566 of 2,083Top 30%
DC Dow Corning Toray Co.: 5 patents #35 of 258Top 15%
SE Seiko Epson: 5 patents #2,973 of 7,774Top 40%
JC Jidosha Kiki Co.: 5 patents #38 of 196Top 20%
UN Unknown: 4 patents #4,220 of 83,584Top 6%
SI Sanyo Chemical Industries: 4 patents #54 of 607Top 9%
TC Tokyo Seimitsu Co.: 4 patents #32 of 257Top 15%
NL Noritake Co., Limited: 3 patents #34 of 334Top 15%
GE Genusion: 3 patents #8 of 10Top 80%
Dow Corning: 3 patents #504 of 1,768Top 30%
FD Fujitsu Denso: 2 patents #3 of 34Top 9%
BC Bosch Braking Systems Co.: 2 patents #19 of 58Top 35%
DI Daikin Industries: 2 patents #1,262 of 2,957Top 45%
FL Fujitsu Takamisawa Component Limited: 2 patents #43 of 113Top 40%
HS Hitachi Seiko: 2 patents #22 of 106Top 25%
SS Sankyo Seiki Seisakusho: 2 patents #74 of 287Top 30%
NE Nec: 2 patents #5,510 of 14,502Top 40%
NI Nikon: 2 patents #1,269 of 2,493Top 55%
NP Nippon Telegraph And Telephone Public: 2 patents #129 of 842Top 20%
OC Oiles Industry Co.: 2 patents #9 of 61Top 15%
SK Showa Denko K.K.: 2 patents #639 of 1,736Top 40%
SO Sony: 2 patents #12,963 of 25,231Top 55%
NC Nippon Columbia Co.: 1 patents #15 of 66Top 25%
NE Ntt Electronics: 1 patents #160 of 358Top 45%
BS Bosch Automotive Systems: 1 patents #17 of 58Top 30%
NL Nagano Fujitsu Component Limited: 1 patents #5 of 32Top 20%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
Pioneer: 1 patents #1,107 of 1,730Top 65%
JI Japan Atomic Energy Research Institute: 1 patents #188 of 609Top 35%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
IL Itoh Electric Company Limited: 1 patents #8 of 16Top 50%
SC Sankyo Seiki Mfg. Co.: 1 patents #107 of 244Top 45%
IC Ishikawajima-Harima Heavy Industries Co.: 1 patents #251 of 611Top 45%
HM Hitachi Via Mechanics: 1 patents #43 of 109Top 40%
CH Chisso: 1 patents #468 of 833Top 60%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
TP Tohoku Pioneer: 1 patents #179 of 312Top 60%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
DK Denki Kagaku Kogyo: 1 patents #291 of 655Top 45%
DA Daikin America: 1 patents #17 of 46Top 40%
NM Nippon Mektron: 1 patents #123 of 286Top 45%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
NC Nishina Industrial Co.: 1 patents #14 of 25Top 60%
📍 Kakamigahara, JP: #1 of 15 inventorsTop 7%
Overall (All Time): #1,400 of 4,157,543Top 1%
292
Patents All Time

Issued Patents All Time

Showing 251–275 of 292 patents

Patent #TitleCo-InventorsDate
4759119 Method of fabricating a magnetic head assembly Ichiro Noguchi, Toru Sawada, Masao Okita, Yasunari Takayama, Kazuo Kozumi 1988-07-26
4734155 Method and device for manufacturing a laminated material Kazuyoshi Tsunoda, Kenji Tonoki, Haruki Yokono, Hisao Kono, Ryoji Yokoyama 1988-03-29
4733371 Semiconductor memory device with high voltage switch Yasushi Terada, Takeshi Nakayama 1988-03-22
4720349 Sliding member of graphite-metal borides Kenji Miyazaki, Tsuyoshi Hagio, Ichitaro Ogawa, Hisayoshi Yoshida, Kazutsugu Kashima +3 more 1988-01-19
4710015 Developing apparatus Fuchio Takeda, Hiroyuki Matsushiro, Toshio Kaneko 1987-12-01
4700338 Automatic loading disc player Masanori Sugihara, Atsushi Kurosawa, Akihiko Okamoto, Akira Bessho, Kouji Shimoda +2 more 1987-10-13
4656964 Developing device Fuchio Kanno, Koji Sakamoto, Toshio Kaneko, Wataru Yasuda 1987-04-14
4637884 Sliding member of graphite-boron carbides Kenji Miyazaki, Tsuyoshi Hagio, Ichitaro Ogawa, Hisayoshi Yoshida, Kazutsugu Kashima +3 more 1987-01-20
4607959 Vaned stirrer for use in high temperature atmosphere Kenji Miyazaki, Ichitaro Ogawa, Hisayoshi Yoshida, Tsuyoshi Hagio, Hidetoshi Ueno +1 more 1986-08-26
4601967 Toner particles having a relatively high specific volume resistivity coating layer Akira Suzuki, Sigekazu Enoki 1986-07-22
4601963 Locally deformable photosensitive drum for use in electrophotography Michio Takahashi, Mitsuo Tanaka, Fuchio Kanno 1986-07-22
4579707 Method for producing a thin-walled ceramic tube Mamoru Furuta, Yoshio Maeno 1986-04-01
4576463 Developing apparatus for electrostatic photography Koji Sakamoto 1986-03-18
4575218 Developing apparatus for electrostatic photography Koji Sakamoto 1986-03-11
4573368 Carriage driving apparatus 1986-03-04
4563126 Casing of blower and ventilating fan utilizing the casing Seijiro Asano, Mituo Nakamura, Daijiro Ida, Hiroshi Asabuki, Hiromoto Ashiwara 1986-01-07
4528937 Device for forming a developer film Fuchio Kanno, Koji Sakamoto, Wataru Yasuda, Hiromi Ogiyama 1985-07-16
4522051 Continuous rolling mill Masahiro Hayashi, Makoto Shimizu, Teruo Sekiya 1985-06-11
4518702 Silicon carbide-boron carbide carbonaceous body Hisayoshi Yoshida, Ichitaro Ogawa, Tsuyoshi Hagio, Takayoshi Yamamoto 1985-05-21
4517087 Filtration/separation apparatus Hyosuke Nagase, Tetsuya Sato, Norio Masumoto, Yuji Nagase 1985-05-14
4503356 Ceramic arc tube for metal vapor discharge lamps Mamoru Furuta, Yoshio Maeno 1985-03-05
4451418 Method for forming a green body of ceramic arc tubes used for a metal vapor discharge lamp and a molding die for forming said tube Mamoru Furuta, Yoshio Maeno 1984-05-29
4445489 Air-fuel mixture control for automobile engine having fuel injection system Hideki Tanaka, Katsuyoshi Iida, Junji Kamite 1984-05-01
4445771 Developing apparatus for electrostatic photography Koji Sakamoto 1984-05-01
4423629 Method and apparatus for sensing liquid level Katsuyuki Ara, Naoaki Wakayama, Toshihiko Ogasawara 1984-01-03