HT

Hiroyuki Tokunaga

Canon: 40 patents #1,092 of 19,416Top 6%
PA Panasonic: 24 patents #737 of 21,108Top 4%
Honda Motor Co.: 16 patents #952 of 21,052Top 5%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
KO Komatsu: 5 patents #350 of 2,087Top 20%
PH Phc Holdings: 2 patents #70 of 211Top 35%
AR Arkray: 2 patents #127 of 354Top 40%
RG Rakuten Group: 2 patents #119 of 553Top 25%
ST Sumco Techxiv: 2 patents #31 of 144Top 25%
MA Maxell: 1 patents #286 of 437Top 70%
HK Honda Giken Koygo: 1 patents #31 of 356Top 9%
HK Honda Giken Kabushiki Kaisha: 1 patents #5 of 184Top 3%
📍 Tokyo, OH: #9 of 59 inventorsTop 20%
Overall (All Time): #14,784 of 4,157,543Top 1%
99
Patents All Time

Issued Patents All Time

Showing 76–99 of 99 patents

Patent #TitleCo-InventorsDate
5718761 Method of forming crystalline compound semiconductor film Jun-Ichi Hanna, Isamu Shimizu 1998-02-17
5717475 Electrode substrate, process for producing the substrate, liquid crystal device and process for producing the device Masaru Kamio, Haruo Tomono, Yuji Matsuo 1998-02-10
5703775 Vehicle steering control system Yorihisa Yamamoto, Yutaka Nishi, Takashi Nishimori, Hideki Machino 1997-12-30
5690736 Method of forming crystal 1997-11-25
5659184 III-V compound semiconductor device with a polycrystalline structure with minimum grain size of 0.6 .mu.m and printer and display device utilizing the same Hideshi Kawasaki 1997-08-19
5602057 Process of making a semiconductor device using crystal growth by a nucleation site in a recessed substrate and planarization Hideshi Kawasaki 1997-02-11
5548131 Light-emitting device, optical recording head utilizing said device, and optical printer utilizing said optical recording head Hideshi Kawasaki 1996-08-20
5481457 Vehicle steering system Yorihisa Yamamoto, Yutaka Nishi, Takashi Nishimori 1996-01-02
5448482 Vehicle steering system Yorihisa Yamamoto, Yutaka Nishi, Takashi Nishimori 1995-09-05
5445992 Process for forming a silicon carbide film Tadashi Atoji 1995-08-29
5425808 Process for selective formation of III-IV group compound film Takao Yonehara 1995-06-20
5369290 Light emission element using a polycrystalline semiconductor material of III-V group compound Hideshi Kawasaki 1994-11-29
5334864 Process for selective formation of II-VI group compound film Takao Yonehara 1994-08-02
5304820 Process for producing compound semiconductor and semiconductor device using compound semiconductor obtained by same Kenji Yamagata, Takao Yonehara 1994-04-19
5296087 Crystal formation method 1994-03-22
5281283 Group III-V compound crystal article using selective epitaxial growth Takao Yonehara 1994-01-25
5250819 Light emitting device having stepped non-nucleation layer Hideji Kawasaki 1993-10-05
5243200 Semiconductor device having a substrate recess forming semiconductor regions Hideshi Kawasaki 1993-09-07
5232766 Hybrid substrate 1993-08-03
5134018 Hybrid substrate 1992-07-28
5130103 Method for forming semiconductor crystal and semiconductor crystal article obtained by said method Kenji Yamagata, Hideya Kumomi, Kozo Arao 1992-07-14
5118365 II-IV group compound crystal article and process for producing same Takao Yonehara 1992-06-02
5100691 Process for selective formation of II-VI group compound flim Takao Yonehara 1992-03-31
5010033 Process for producing compound semiconductor using an amorphous nucleation site Kenji Yamagata, Takao Yonehara 1991-04-23