JW

Junichi Watanabe

HI Hitachi: 15 patents #2,636 of 28,497Top 10%
Ricoh Company: 14 patents #1,578 of 9,818Top 20%
NI Nissan Chemical Industries: 12 patents #92 of 1,150Top 8%
SC Shin-Etsu Chemical Co.: 9 patents #445 of 2,176Top 25%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
YE Yaskawa Electric: 5 patents #148 of 1,006Top 15%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
SC Stanley Electric Co.: 3 patents #245 of 1,072Top 25%
MI Mitsui Petrochemical Industries: 2 patents #322 of 1,024Top 35%
KC Kyowa Hakko Kogyo Co.: 2 patents #380 of 943Top 45%
OC Osaka Soda Co.: 2 patents #19 of 87Top 25%
HO Hoya: 2 patents #523 of 1,290Top 45%
FL Fujitsu Semiconductor Limited: 2 patents #355 of 1,301Top 30%
YA Yazaki: 2 patents #1,574 of 3,427Top 50%
FL Fujitsu Microelectronics Limited: 2 patents #92 of 624Top 15%
MC Mitsumi Electric Co.: 1 patents #527 of 935Top 60%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
PV Pioneer Video: 1 patents #67 of 139Top 50%
SC Sumitomo Bakelite Co.: 1 patents #403 of 790Top 55%
TC Taiyo Yuden Co.: 1 patents #643 of 959Top 70%
NE Nec: 1 patents #7,889 of 14,502Top 55%
NC Nikkiso Co.: 1 patents #168 of 287Top 60%
NO Nippon Oil: 1 patents #392 of 773Top 55%
NC Nippon Zeon Co.: 1 patents #307 of 609Top 55%
Kawasaki: 1 patents #1,551 of 2,943Top 55%
Overall (All Time): #17,517 of 4,157,543Top 1%
91
Patents All Time

Issued Patents All Time

Showing 25 most recent of 91 patents

Patent #TitleCo-InventorsDate
12346062 Toner, toner storage unit, image forming apparatus and method of forming image Toshihiko SUGIYAMA, Yuka Mizoguchi, Hiroshi Yamashita, Kazuoki Fuwa, Tsuneyasu Nagatomo 2025-07-01
12078961 Toner, method of manufacturing toner, toner storage unit, image forming apparatus and method of forming image Yuka Mizoguchi, Hiroshi Yamashita, Tomomi Harashima 2024-09-03
11809154 Multi-axis control adjustment apparatus, multi-axis control adjustment system, and multi-axis control adjustment method Minoru Koga, Isamu Matsumura, Toshinobu Kira, Tetsuya Asai 2023-11-07
10712681 Toner, toner storage unit, image forming apparatus, and method for manufacturing toner Minoru Masuda, Atsushi Yamamoto, Taichi Nemoto, Taro Araki, Takeshi Shibuya 2020-07-14
10324390 Toner, developer, and image forming apparatus Akihiro Takeyama, Takahiro Kadota 2019-06-18
10153598 Terminal and charging connector with temperature measurement Hiroshi Moriguchi, Daisuke Sugiyama 2018-12-11
10131555 Method and apparatus for controlling concentration of free chlorine, and sterilization method and sterilization apparatus each utilizing said method and said apparatus Masakazu Tanahashi, Masato Fujiwara, Rongfu Lu 2018-11-20
10057992 Ceramic circuit substrate and its production method Hiroyuki Teshima, Hisayuki Imamura 2018-08-21
9804516 Toner, developer, image forming apparatus, and process cartridge Keiji Makabe, Tsuneyasu Nagatomo, Kohsuke Satoh, Kenji Yoneda, Daichi Hisakuni 2017-10-31
9791794 Toner, developer, and image forming apparatus Kenji Yoneda, Kohsuke Satoh, Tsuneyasu Nagatomo, Keiji Makabe, Daichi Hisakuni 2017-10-17
9780011 Brazing material, brazing material paste, ceramic circuit substrate, ceramic master circuit substrate, and power semiconductor module Hisayuki Imamura, Suguru Fujita 2017-10-03
9537431 Brake diagnosis device and brake diagnosis method Mitsujiro Sawamura, Daichi Horimai 2017-01-03
9385465 Terminal spacer Daisuke Sugiyama, Takashi Tsukamoto 2016-07-05
8912869 Electromagnetic relay Kazuhiko Horii, Naoki Muro 2014-12-16
8858865 Silicon nitride substrate manufacturing method, silicon nitride substrate, silicon nitride circuit substrate, and semiconductor module Youichirou Kaga, Hisayuki Imamura 2014-10-14
8728700 Reactor, toner production method, and toner Kenichi Uehara 2014-05-20
8718299 Audio control device and audio output device Hideki Nishimura 2014-05-06
8652854 Manufacturing method of a semiconductor device Tomohiro Takamatsu, Ko Nakamura, Wensheng Wang, Naoyuki Sato, Aki Dote +4 more 2014-02-18
8586493 Silicon nitride sintered body, method of producing the same, and silicon nitride circuit substrate and semiconductor module using the same Youichirou Kaga 2013-11-19
8563869 Circuit board and semiconductor module using this, production method for circuit board Youichirou Kaga, Hisayuki Imamura 2013-10-22
8557497 Method of manufacturing toner and toner Kenichi Uehara, Junya Koeda, Daisuke Misawa, Keisuke Tada, Miyuki Hirata 2013-10-15
8471656 Electromagnetic relay Kazuhiko Horii, Naoki Muro 2013-06-25
8396242 Sound receiver 2013-03-12
8315418 Sound receiver 2012-11-20
8223977 Sound receiver 2012-07-17