AC

Akira Chiba

UN Unknown: 11 patents #718 of 83,584Top 1%
NC Netcomsec Co.Ltd: 3 patents #2 of 6Top 35%
TK Toyo Boseki Kabushiki Kaisha: 3 patents #234 of 1,085Top 25%
NC Nikkiso Co.: 3 patents #71 of 287Top 25%
EB Ebara: 3 patents #598 of 1,611Top 40%
SK Seiko Seiki Kabushiki Kaisha: 3 patents #16 of 125Top 15%
LC Lapis Semiconductor Co.: 2 patents #112 of 349Top 35%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
TT Tokyo Institute Of Technology: 1 patents #411 of 1,159Top 40%
TT Turntide Technologies: 1 patents #7 of 14Top 50%
UC Ulvac Coating: 1 patents #17 of 21Top 85%
AK Asahi Kasei Kabushiki Kaisha: 1 patents #556 of 1,220Top 50%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
TI Toyota Industries: 1 patents #904 of 1,610Top 60%
NT Nec Microwave Tube: 1 patents #15 of 30Top 50%
NS Nec Network And Sensor Systems: 1 patents #7 of 21Top 35%
SE Seiki: 1 patents #8 of 22Top 40%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
TK Terumo Kabushiki Kaisha: 1 patents #888 of 1,558Top 60%
Overall (All Time): #171,627 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11784599 Noise reduction in switched reluctance motor with selective radial force harmonics reduction Candra Adi Wiguna, Jihad Furqani, Piyush Desai 2023-10-10
11534370 Drug-filled synthetic resin ampule and synthetic resin ampule body used for same Naomi HARADA, Masahide Yamagami, Taeko Masuda 2022-12-27
10933834 Vehicle roof structure and method for manufacturing vehicle roof structure Yoshio Ichishita, Takafumi Hasegawa, Toyohisa Kodama 2021-03-02
10868152 Semiconductor device and semiconductor device manufacturing method 2020-12-15
10475618 Electron gun capable of suppressing the influence of electron emission from the cathode side surface 2019-11-12
9653304 Semiconductor device and method of manufacturing semiconductor device 2017-05-16
8502451 Collector and electron tube 2013-08-06
7898181 Traveling wave tube Kazuhito Soga 2011-03-01
7800311 Power supply unit, high-frequency circuit system and heater voltage control method Yukihira Nakazato 2010-09-21
7364628 Solid material for magnet Etsuji Kakimoto, Kiyotaka Dohke, Ichiro Shibasaki, Nobuyoshi Imaoka 2008-04-29
6774552 Electron gun 2004-08-10
6763451 Multiprocessor exchange provided with floating function Nobuo Takahashi, Kei SHIBUYA, Hiroyuki Tetsuka, Satoshi Kawano, Kazuhiro Watanabe +1 more 2004-07-13
6487018 Aperture and optical device using the same Masayoshi Mori 2002-11-26
5955811 Electromagnetic rotary machine having magnetic bearing Tadashi Fukao, Yasushi Maejima 1999-09-21
5952128 Phase-shifting photomask blank and method of manufacturing the same as well as phase-shifting photomask Akihiko Isao, Susumu Kawada, Yoshihiro Saito, Tsuneo Yamamoto, Atsushi Hayashi +2 more 1999-09-14
5938897 Method of manufacturing phase-shifting photomask blank Akihiko Isao, Susumu Kawada, Yoshihiro Saito, Tsuneo Yamamoto, Atsushi Hayashi +2 more 1999-08-17
5936370 Electromagnectic rotating machine Tadashi Fukao, Chikara Michioka 1999-08-10
5880549 Switched reluctance rotator Tadashi Fukao, Chikara Michioka 1999-03-09
5880550 Variable-speed dynamotor Tadashi Fukao, Chikara Michioka 1999-03-09
5703423 Energy storage flywheel system Tadashi Fukao, Chikara Michioka 1997-12-30
4908128 Composite bacteria support medium 1990-03-13
4851508 Polyester fibers having high strength and high modulus and process for producing the same Kazuo Kurita, Masahiro Hayashi, Toshihiko Ohta, Hideaki Ishihara, Fujio Okada +2 more 1989-07-25
4742151 Ultra-high-molecular-weight polyesters Susumu Tate, Haruhiko Narusawa, Youichi Watanabe 1988-05-03
4613664 Process for production of polyester Susumu Tate, Hiroshi Hashimoto 1986-09-23