AM

Akira Murayama

HI Hitachi: 27 patents #1,104 of 28,497Top 4%
AC Ajinomoto Co.: 3 patents #592 of 2,190Top 30%
RE Renesas Electronics: 3 patents #1,322 of 4,529Top 30%
Canon: 2 patents #12,681 of 19,416Top 70%
NC Nkk Co.: 1 patents #579 of 1,173Top 50%
Overall (All Time): #93,908 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDate
10884035 Semiconductor device, semiconductor system, and control method of semiconductor device Kazuki Fukuoka, Toshifumi Uemura, Yuko Kitaji, Yosuke Okazaki 2021-01-05
10481185 Semiconductor device, semiconductor system, and control method of semiconductor device to monitor a power supply voltage Kazuki Fukuoka, Toshifumi Uemura, Yuko Kitaji, Yosuke Okazaki 2019-11-19
10288493 Semiconductor integrated circuit and electronic control unit Toshiro Fujisaki, Takatoshi Tamaoki 2019-05-14
6475956 Flower-opening promoting agent for plants 2002-11-05
6291398 Plant-root growth promoting agent 2001-09-18
6143695 Plant-root growth promoting agent 2000-11-07
5671154 Signal processing method and signal processing device for ultrasonic inspection apparatus Yukinori Iizuka, Hidekazu Horigome, Shin Nakazawa 1997-09-23
5211031 Scroll type compressor and refrigeration cycle using the same Tadashi Fukuishi, Sigeaki Kuroda, Toshiaki Koyama, Tadao Ochiai, Toshio Hirai +4 more 1993-05-18
5017108 Scroll compressor with first and second oil pumps in series Naoshi Uchikawa, Takahiro Tamura, Takao Mizuno, Kazuo Sakurai 1991-05-21
4989414 Capacity-controllable air conditioner Hiroaki Kuno, Naoshi Uchikawa, Jyoji Okamoto, Hiroyuki Imamura 1991-02-05
RE33236 Bearing device of sealed type scroll compressor Eiichi Hazaki, Hiroaki Kuno, Naoshi Uchikawa, Takahiro Tamura, Takao Mizuno 1990-06-19
4904170 Scroll-type fluid machine with different terminal end wrap angles Kazutaka Suefuji, Takao Senshu, Tetsuya Arata, Masatoshi Muramatsu, Jyoji Okamoto 1990-02-27
4818195 Scroll compressor with valved port for each compression chamber Naoshi Uchikawa, Ryoichi Kuroshima, Hiroaki Kuno, Tetsuya Arata, Masao Shiibayashi 1989-04-04
4810176 Anti-rotation mechanism for use with orbiting scroll member of scroll compressor Kazutaka Suefuji, Tetsuya Arata, Takao Senshu, Jyoji Okamoto 1989-03-07
4774816 Air conditioner or refrigerating plant incorporating scroll compressor Naoshi Uchikawa, Tetsuya Arata 1988-10-04
4755114 Sealed type scroll compressor with wire mesh oil separating member Masao Shibayashi, Katsuaki Kikuchi, Naoshi Uchikawa, Yasuro Ohishi, Hiroaki Kuno +2 more 1988-07-05
4749344 Oil feeding device for scroll fluid apparatus Yoshikatsu Tomita, Katsuaki Kikuchi, Eiichi Hazaki, Tetsuya Arata, Masao Shiibayashi +2 more 1988-06-07
4743181 Scroll-type fluid machine with seal to aid lubrication Hiroaki Kuno, Naoshi Uchikawa, Takahiro Tamura, Takao Mizuno 1988-05-10
4730997 Hermetic scroll compressor having concave spaces communicating with a delivery port Takahiro Tamura, Naoshi Uchikawa, Takao Mizuno 1988-03-15
4714415 Scroll compressor with closed compression spaces having valves to reduce starting torque Takao Mizuno, Naoshi Uchikawa, Takahiro Tamura, Ryoichi Kuroshima 1987-12-22
4696629 Hermetic scroll compressor with welded casing section Masao Shiibayashi 1987-09-29
4690625 Scroll-type fluid machine with configured wrap edges and grooves Hiroaki Kuno, Naoshi Uchikawa, Takahiro Tamura, Takao Mizuno, Kazumi Aiba +2 more 1987-09-01
4669962 Scroll compressor with pressure differential maintained for supplying oil Takao Mizuno, Tetsuya Arata, Naoshi Uchikawa, Takahiro Tamura, Hiroaki Kuno 1987-06-02
4596521 Scroll fluid apparatus Hiroaki Kuno, Naoshi Uchikawa, Takahiro Tamura, Takao Mizuno, Masao Shiibayashi 1986-06-24
4579512 Scroll-type fluid machine with radial clearance between wraps Masao Shiibayashi, Sumihisa Kotani, Kazutaka Suefuji, Kenji Tojo 1986-04-01