KH

Koichi Hirata

SC Sanyo Electric Co.: 15 patents #261 of 6,347Top 5%
Mazda Motor: 6 patents #636 of 4,755Top 15%
Brother Kogyo: 3 patents #1,626 of 2,767Top 60%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
Pioneer: 1 patents #1,107 of 1,730Top 65%
PP Pioneer Display Products: 1 patents #46 of 71Top 65%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
NI National Maritime Research Institute: 1 patents #2 of 21Top 10%
CC Chugai Ro Co.: 1 patents #41 of 127Top 35%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
JA Japan Aerospace Exploration Agency: 1 patents #160 of 546Top 30%
AK Asahi Kasei Kabushiki Kaisha: 1 patents #556 of 1,220Top 50%
Overall (All Time): #93,315 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
6670236 Semiconductor device having capacitance element and method of producing the same Nobuyuki Sekikawa, Wataru Andoh, Noriyasu Katagiri 2003-12-30
6627967 Schottky barrier diode Tetsuro Asano, Katsuaki Onada, Yoshibumi Nakajima, Shigeyuki Murai, Hisaaki Tominaga +2 more 2003-09-30
6580107 Compound semiconductor device with depletion layer stop region Tetsuro Asano, Toshikazu Hirai, Takayoshi Higashino, Mikito Sakakibara 2003-06-17
6307251 Semiconductor device having capacitance element and method of producing the same Nobuyuki Sekikawa, Wataru Andoh, Noriyasu Katagiri 2001-10-23
5473982 Stamp apparatus having means to produce stencils Toshihide Fujikawa 1995-12-12
5152019 Mattress and cushion material 1992-10-06
D311159 Automobile Kozo Kikuchi 1990-10-09
4796185 Typewriter having electronic dictionary with efficient storage, for printing any stored information associated with a entered word or entered word Motokazu Yoshimura, Kimie Kurebayashi 1989-01-03
4688192 Electronic dictionary Motokazu Yoshimura, Kimie Kurebayashi 1987-08-18
4498078 Sewing machine with a voice warning device Motokazu Yoshimura, Michitaka Takiguchi, Fujio Horie 1985-02-05
4489436 Device for vocally indicating causes of abnormal conditions of a sewing machine Motokazo Yoshimura, Michitaka Takiguchi, Fujio Horie 1984-12-18