YT

Yutaka Takahashi

Ricoh Company: 56 patents #164 of 9,818Top 2%
OC Olympus Optical Co.: 20 patents #109 of 2,334Top 5%
TL Tokyo Electron Limited: 19 patents #307 of 5,567Top 6%
Sumitomo Electric Industries: 16 patents #1,466 of 21,551Top 7%
Fujitsu Limited: 13 patents #2,362 of 24,456Top 10%
Honda Motor Co.: 8 patents #2,726 of 21,052Top 15%
NE Nec: 7 patents #2,006 of 14,502Top 15%
TI Texas Instruments: 7 patents #2,108 of 12,488Top 20%
AC Amada Engineering & Service Co.: 6 patents #2 of 24Top 9%
Mitsubishi Electric: 5 patents #5,859 of 25,717Top 25%
PA Panasonic: 5 patents #5,165 of 21,108Top 25%
MC Mitsubishi Electric Home Appliance Co.: 5 patents #3 of 66Top 5%
KK Kirin Beer Kabushiki Kaisha: 4 patents #23 of 379Top 7%
FC Funai Electric Co.: 4 patents #263 of 943Top 30%
KC Kirin Brewery Co.: 3 patents #4 of 77Top 6%
SA Sanden: 3 patents #149 of 631Top 25%
SO Sony: 3 patents #10,744 of 25,231Top 45%
Apple: 2 patents #9,168 of 18,612Top 50%
JE Jeol: 2 patents #192 of 669Top 30%
NC Nihon Dempa Kogyo Co.: 2 patents #136 of 296Top 50%
Tdk: 2 patents #1,902 of 3,796Top 55%
IBM: 2 patents #32,839 of 70,183Top 50%
KU Kyoto University: 1 patents #568 of 1,688Top 35%
JC Japan Silicon Co.: 1 patents #5 of 24Top 25%
KM Konica Minolta: 1 patents #1,862 of 2,718Top 70%
TF Tokyo University Of Science Foundation: 1 patents #82 of 252Top 35%
Canon: 1 patents #14,899 of 19,416Top 80%
F. F.I.C.: 1 patents #3 of 4Top 75%
KL Kirin Beverage Company, Limited: 1 patents #7 of 17Top 45%
ND Nec Compound Semiconductor Devices: 1 patents #19 of 87Top 25%
MK Mitsubishi Kinzoku: 1 patents #108 of 280Top 40%
📍 Hino, CA: #1 of 8 inventorsTop 15%
Overall (All Time): #3,720 of 4,157,543Top 1%
191
Patents All Time

Issued Patents All Time

Showing 26–50 of 191 patents

Patent #TitleCo-InventorsDate
10026606 Method for depositing a silicon nitride film Hitoshi Kato, Masahiro Murata 2018-07-17
10009271 Routing method and network transmission apparatus Masahiko Takenaka, Kunikazu Matsumoto, Daisuke Shinomiya, Hiroaki Sakai 2018-06-26
9939758 Developing device, and image forming apparatus and process cartridge incorporating same Takahiro Adachi, Akira Fujimori, Daisuke Hamada 2018-04-10
9921541 Developing device, and image forming apparatus and process cartridge incorporating same Yasunobu Shimizu, Akira Azami, Masaaki Yamada, Yoshiko Ogawa, Toshio Koike +4 more 2018-03-20
9581936 Developing device and image forming apparatus including a contact member which is elastically deformed Teppei Kikuchi, Kentaro Mikuniya, Toshio Koike, Keinosuke Kondoh, Hideki Kosugi 2017-02-28
9547257 Developer pump with restricted detection time and image forming device Junichi Matsumoto, Kiyonori Tsuda, Nobuo Takami, Kentaro Mikuniya, Keinosuke Kondoh +2 more 2017-01-17
9494338 Solar light collecting mirror and solar thermal power generation system having solar light collecting mirror Kazuo Ishida 2016-11-15
9313130 Routing method and network transmission apparatus Masahiko Takenaka, Kunikazu Matsumoto, Daisuke Shinomiya, Hiroaki Sakai 2016-04-12
9285714 Developing device and image forming apparatus and process cartridge incorporating same Keinosuke Kondoh, Kiyonori Tsuda, Kentaro Mikuniya, Toshio Koike, Emiko Shiraishi 2016-03-15
9229361 Developer conveyance device, image forming apparatus, and developer conveyance method Junichi Matsumoto, Kiyonori Tsuda, Nobuo Takami, Kentaro Mikuniya, Keinosuke Kondoh +1 more 2016-01-05
9182704 Developer conveyance device and image forming apparatus having a pump to move the developer in a relationship with the developer contained in a reservoir Junichi Matsumoto, Kiyonori Tsuda, Nobuo Takami, Kentaro Mikuniya 2015-11-10
9176431 Developing device and image forming apparatus and process cartridge incorporating same Toshio Koike, Kiyonori Tsuda, Yuichi Aizawa, Keinosuke Kondoh, Kentaro Mikuniya 2015-11-03
9176425 Developer replenishing device to transport developer from developer container, image forming apparatus including same, and conveyance device to transport powder or fluid from container Nobuo Takami, Junichi Matsumoto, Kiyonori Tsuda, Kentaro Mikuniya 2015-11-03
9109633 Driving force transmission mechanism and image forming apparatus Hideo Yoshizawa, Kiyonori Tsuda, Takuzi Yoneda, Emi Kita, Yuki Oshikawa +1 more 2015-08-18
9029061 Carrier, developer using the carrier, and developing device, image forming method, image forming apparatus and process cartridge using the developer Koichi Sakata, Minoru Masuda, Hisashi Nakajima, Kimitoshi Yamaguchi, Hitoshi Iwatsuki +2 more 2015-05-12
8923726 Image forming apparatus incorporating developing device with first and second seals Kiyonori Tsuda, Hideo Yoshizawa, Kohichi Utsunomiya, Takuzi Yoneda, Emi Kita +1 more 2014-12-30
8854791 Voltage controlled variable capacitor and voltage controlled oscillator 2014-10-07
8843015 Imaging device, image forming apparatus, and process cartridge Kohichi Utsunomiya, Kiyonori Tsuda, Hideo Yoshizawa, Takuzi Yoneda, Emi Kita +1 more 2014-09-23
8843019 Development device and image forming apparatus incorporating same Hideo Yoshizawa, Kiyonori Tsuda, Takuzi Yoneda, Emi Kita, Yuki Oshikawa +1 more 2014-09-23
8644155 Multi-hop wireless terminal and traffic control method thereof Yoshinobu Kure, Eisaburo Itakura, Shoji Kasahara, Kensaku Wakuda 2014-02-04
8564378 Voltage-controlled oscillating circuit and crystal oscillator 2013-10-22
8518626 Carrier, method for preparing the carrier, developer using the carrier, developer container, and image forming method and apparatus and process cartridge using the developer Saori Yamada, Minoru Masuda, Hisashi Nakajima, Kimitoshi Yamaguchi, Koichi Sakata +3 more 2013-08-27
8512929 Latent electrostatic image developing carrier, two-component developer and image forming method Hitoshi Iwatsuki, Kimitoshi Yamaguchi, Minoru Masuda, Koichi Sakata, Toyoaki Tano 2013-08-20
8481239 Carrier for two-component developer Hisashi Nakajima, Kimitoshi Yamaguchi, Minoru Masuda, Koichi Sakata, Hitoshi Iwatsuki +2 more 2013-07-09
8475989 Carrier, method for preparing the carrier, developer using the carrier, developer container, and image forming method and process cartridge using the developer Minoru Masuda, Kimitoshi Yamaguchi, Hisashi Nakajima, Koichi Sakata, Hitoshi Iwatsuki +3 more 2013-07-02