AY

Akihiko Yamamoto

HI Hitachi: 11 patents #3,813 of 28,497Top 15%
TK Tsudakoma Kogyo: 4 patents #15 of 130Top 15%
MI Mitsui Petrochemical Industries: 3 patents #226 of 1,024Top 25%
SK Seiko Watch Kabushiki Kaisha: 3 patents #4 of 28Top 15%
Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%
CA Calsonic: 2 patents #34 of 204Top 20%
SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
SG Seiko Group: 1 patents #32 of 90Top 40%
CC Casio Electronics Manufacturing Co.: 1 patents #54 of 107Top 55%
TC Tgk Co.: 1 patents #32 of 64Top 50%
Casio Computer Co.: 1 patents #1,284 of 1,970Top 70%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
Overall (All Time): #113,520 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
9551518 Automotive air conditioner and expansion valve Satoshi Hayakawa, Ryouta Sugamura, Masaaki Tonegawa, Toshiyuki Shiota, Shinji Saeki +2 more 2017-01-24
8704878 Image display apparatus and image display method Hiroshi Hasegawa 2014-04-22
8469689 Industrial product production facility and production method Junichi Nakatani 2013-06-25
8157382 Image display system and method, and screen device Hiroshi Hasegawa, Toshiki Fujimori, Noritaka Uchibori 2012-04-17
7069960 Method of controlling pile fabric loom Akihiko Nakada, Masato Matsumoto, Tomokazu Ishita 2006-07-04
6968865 Reed for weaving 2005-11-29
D506685 Watch 2005-06-28
D500451 Watch 2005-01-04
D490718 Watch 2004-06-01
6470917 Tack-in apparatus 2002-10-29
6448357 Polyolefin resin composition Naoshi Hamada, Sadamu Hirakawa 2002-09-10
D455971 Wrist watch Rumi Tanaka 2002-04-23
6079963 Displacement type compressor and method of forming coating film Yoshishige Endo, Eiichi Satoh, Yuji Yoshitomi, Koichi Inaba, Koichi Sekiguchi 2000-06-27
5947709 Scroll compressor with oiling mechanism Masaki Koyama, Muneo Mizumoto, Eiichi Satoh, Shigekazu Nozawa, Kazutaka Suefuji +3 more 1999-09-07
5756193 Polyethylene resin composition for heavy-duty packaging bag and polyethylene resin film produced from the same Naoshi Hamada, Toshihiro Nishimura, Kouji Kitahara 1998-05-26
5716202 Scroll compressor with oiling mechanism Masaki Koyama, Muneo Mizumoto, Eiichi Satoh, Shigekazu Nozawa, Kazutaka Suefuji +3 more 1998-02-10
5567759 Propylene polymer composition Hiroshi Taniguchi, Takao Nomura, Takeyoshi Nishio, Hisayuki Iwai 1996-10-22
5412020 Propylene polymer compositions Yurimasa Zenitani, Masayoshi Yamaguchi 1995-05-02
5406986 Faulty weft separating apparatus in a rapier loom for multiple colors Kiyoyasu Oda 1995-04-18
5314321 Screw-type rotary fluid machine including rotors having treated surfaces Toshihiro Yamada, Tatsuo Natori, Kotaro Naya, Motohiro Satoo, Mitsuru Fujiwara +3 more 1994-05-24
5223052 Method of treating surfaces of rotors of the screw type rotary machine Toshihiro Yamada, Tatsuo Natori, Kotaro Naya, Motohiro Satoo, Mitsuru Fujiwara +3 more 1993-06-29
5137213 Heater unit for the automobile air conditioner Naoharu Shibuya, Eiji Takahashi, Hitoshi Akasaka 1992-08-11
5104245 Printing apparatus with form editor Yasushi Oguri 1992-04-14
5104511 Electrophoresis system Hideo Suzuki, Nobutaka Kaneko, Sadahiro Watanabe 1992-04-14
5069556 Method for correcting drift of printing position and printing apparatus for practising the same Hideki Sasaki, Shinji Matsuoka 1991-12-03