KS

Keiichi Shimizu

TT Toshiba Lighting & Technology: 59 patents #2 of 486Top 1%
TC Toyo Kohan Co.: 12 patents #14 of 295Top 5%
OM Omron: 10 patents #250 of 3,089Top 9%
KK Kokusan Kinzoku Kogyo Kabushiki Kaisha: 8 patents #3 of 44Top 7%
KT Kabushiki Kaisha Toshiba: 7 patents #4,294 of 21,451Top 25%
Mitsubishi Electric: 6 patents #4,940 of 25,717Top 20%
Nissan Motor Co.: 5 patents #1,472 of 8,689Top 20%
Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
SA Sanden: 2 patents #221 of 631Top 40%
KC Kansai Paint Co.: 2 patents #263 of 822Top 35%
TE Toshiba Electric Equipment: 2 patents #7 of 25Top 30%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
OC Omron Automotive Electronics Co.: 1 patents #98 of 186Top 55%
KC Kansai Electric Power Co.: 1 patents #210 of 506Top 45%
AC Ando Electric Co.: 1 patents #158 of 301Top 55%
📍 Aki, OH: #1 of 1 inventorsTop 100%
Overall (All Time): #11,423 of 4,157,543Top 1%
112
Patents All Time

Issued Patents All Time

Showing 1–25 of 112 patents

Patent #TitleCo-InventorsDate
12228911 Control apparatus of machining device and control method of the same Junya Matsuda, Tomonori Saeki 2025-02-18
10518564 Air filter and image forming apparatus incorporating same 2019-12-31
9880512 Image forming apparatus including an outer cover and a subsidiary cover Hiroki Ishimitsu, Kazuyuki Ito, Takayuki Nishi, Katsuhiro Hoshi, Yoshihide Ohta +1 more 2018-01-30
9706608 Straight tube LED lamp, lamp socket set, and lighting fixture Satoshi Fukano, Nobumichi Nishihama, Tadashi Yamanaka, Fumihiko Masuko, Takeshi Saito +7 more 2017-07-11
9527692 Image forming apparatus Kohta Takenaka 2016-12-27
9491320 Impact reduction device and image forming apparatus 2016-11-08
8963190 Light-emitting device and lighting apparatus Ryotaro Matsuda, Kozo Ogawa, Makoto Sakai, Akiko Takahashi, Kiyoshi Nishimura 2015-02-24
8901848 Lighting apparatus Hiroaki Watanabe, Kozo Ogawa, Erika Takenaka, Akimichi Takahashi, Shinji Nogi +1 more 2014-12-02
8899795 Lamp device and lighting fixture including LED as light source and metallic cover Toshiya Tanaka, Takumi Suwa, Makoto Sakai, Kozo Ogawa, Sigeru Osawa +2 more 2014-12-02
8894254 Luminaire and lamp apparatus housing Ryotaro Matsuda, Jun Sasaki, Shigeru Osawa, Yuichiro Takahara, Hiromichi Nakajima +7 more 2014-11-25
8895881 Power window switch Takashi Nose, Manabu Sakai, Yasuhide Tanaka, Hidetoshi Yoshikawa, Akira Goto +8 more 2014-11-25
8864511 Tube lamp and luminaire Masao Hori, Koji Sato, Yuki Harada, Toshiyuki Hiraoka, Kenji Sugiyama +5 more 2014-10-21
8829817 Power supply device and lighting equipment Hirokazu Otake, Mitsuhiko Nishiie, Takuro Hiramatsu 2014-09-09
8827506 Luminaire Takeshi Osada, Satoshi Watanabe, Shigeru Osawa 2014-09-09
8803442 Illuminating device Hirokazu Otake, Toshiyuki Hiraoka, Nobuo Shibano 2014-08-12
8803441 Illuminating device Hirokazu Otake, Toshiyuki Hiraoka, Nobuo Shibano 2014-08-12
8791651 Illuminating device Hirokazu Otake, Toshiyuki Hiraoka, Nobuo Shibano 2014-07-29
8721125 Self-ballasted lamp and lighting equipment Makoto Sakai, Toshiya Tanaka, Hitoshi Kawano 2014-05-13
8714785 Cap, socket device, and luminaire Takeshi Osada, Satoshi Watanabe, Shigeru Osawa, Kenji Nezu 2014-05-06
8664857 Lighting device Nobuhiko Betsuda, Takumi Suwa, Hitoshi Kawano, Akiko Saito, Makoto Bessho +3 more 2014-03-04
8613529 Lighting fixture Satoshi Watanabe, Takeshi Osada, Toshiya Tanaka, Shigeru Osawa, Takeshi Hisayasu +3 more 2013-12-24
8587218 Illuminating device Hirokazu Otake, Toshiyuki Hiraoka, Nobuo Shibano 2013-11-19
8575859 Illuminating device Hirokazu Otake, Toshiyuki Hiraoka, Nobuo Shibano 2013-11-05
8567990 Light emitting diode (LED) bulb Nobuhiko Betsuda, Takumi Suwa, Hitoshi Kawano, Akiko Saito, Makoto Bessho +3 more 2013-10-29
8540399 Socket device Satoshi Watanabe, Takeshi Osada, Toshiya Tanaka, Shigeru Osawa, Takeshi Hisayasu +3 more 2013-09-24