AK

Akira Kato

SI Sumitomo Rubber Industries: 43 patents #13 of 1,637Top 1%
TO Toyota: 38 patents #335 of 26,838Top 2%
DE Denso: 36 patents #114 of 11,792Top 1%
HI Hitachi: 35 patents #681 of 28,497Top 3%
Honda Motor Co.: 28 patents #300 of 21,052Top 2%
Canon: 26 patents #2,250 of 19,416Top 15%
MC Murata Manufacturing Co.: 21 patents #296 of 5,295Top 6%
2L 22Nd Century Limited: 18 patents #3 of 11Top 30%
PA Panasonic: 17 patents #1,285 of 21,108Top 7%
CC Citizen Watch Co.: 13 patents #36 of 1,225Top 3%
HK Honda Giken Kogyo K.K.: 9 patents #3 of 311Top 1%
YA Yazaki: 9 patents #495 of 3,427Top 15%
CC Citizen Holdings Co.: 8 patents #11 of 431Top 3%
RT Renesas Technology: 8 patents #341 of 3,337Top 15%
RE Renesas Electronics: 7 patents #554 of 4,529Top 15%
SL Sri Sports Limited: 7 patents #63 of 176Top 40%
SC Shionogi & Co.: 7 patents #133 of 1,054Top 15%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
BA Babcock-Hitachi: 6 patents #32 of 415Top 8%
HM Hitachi Maxell: 5 patents #189 of 1,211Top 20%
EI Eisai: 5 patents #240 of 998Top 25%
NE Nec: 5 patents #2,830 of 14,502Top 20%
NC Nippondenso Co.: 5 patents #465 of 3,479Top 15%
KC Kureha Chemical Industry Co.: 4 patents #17 of 215Top 8%
NC Nkk Co.: 4 patents #135 of 1,173Top 15%
TL Teijin Limited: 4 patents #317 of 1,631Top 20%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
Aisin Seiki Kabushiki Kaisha: 3 patents #1,084 of 3,782Top 30%
VJ Victor Company Of Japan: 3 patents #389 of 1,489Top 30%
YK Yoshida Kogyo K.K.: 2 patents #177 of 468Top 40%
SI Shinmaywa Industries: 2 patents #16 of 119Top 15%
HG HGST: 2 patents #144 of 483Top 30%
KC Kumiai Chemical Industry Co.: 2 patents #133 of 284Top 50%
CK Ckd: 2 patents #99 of 332Top 30%
NS National Institute For Materials Science: 2 patents #189 of 901Top 25%
KK Kureha Kagaku Kogyo: 2 patents #222 of 607Top 40%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
MK Murata Kikai: 2 patents #175 of 454Top 40%
NS Nippon Soken: 2 patents #546 of 1,540Top 40%
TS The University Of Sheffield: 1 patents #43 of 262Top 20%
TA Toyo Aluminium: 1 patents #84 of 212Top 40%
TI Trinity Industrial: 1 patents #107 of 241Top 45%
UK Ushio Denki Kabushiki Kaisha: 1 patents #309 of 583Top 55%
CH Chino: 1 patents #17 of 52Top 35%
CN CNRS: 1 patents #3,857 of 11,908Top 35%
BK Babcock-Hitachi K.K.: 1 patents #20 of 70Top 30%
KC Kansai Paint Co.: 1 patents #432 of 822Top 55%
KC Konishiroku Photo Industry Co.: 1 patents #532 of 894Top 60%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
MC Mitsui Mining & Smelting Co.: 1 patents #444 of 838Top 55%
NU National University Corporation Kobe University: 1 patents #47 of 288Top 20%
NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
NC Nippon Light Metal Company: 1 patents #203 of 499Top 45%
OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
RK Ransburg Industrial Finishing K.K.: 1 patents #22 of 57Top 40%
HK Honda Giken Koygo: 1 patents #31 of 356Top 9%
HL Henkel Limited: 1 patents #428 of 861Top 50%
SC Sansui Electric Co.: 1 patents #6 of 17Top 40%
SC Sanyo Denki Co.: 1 patents #133 of 221Top 65%
SW Sanyo Machine Works: 1 patents #12 of 35Top 35%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
DC Dunlop Sports Co.: 1 patents #121 of 168Top 75%
TI Takeda Chemical Industries: 1 patents #745 of 1,420Top 55%
TC Teikoku Piston Ring Co.: 1 patents #41 of 95Top 45%
Overall (All Time): #612 of 4,157,543Top 1%
405
Patents All Time

Issued Patents All Time

Showing 1–25 of 405 patents

Patent #TitleCo-InventorsDate
12411443 Image heating device and heater for use in image heating device Yasuhiro Shimura, Atsushi Iwasaki 2025-09-09
12331694 Constant-speed travel apparatus Hiroshi Yamamoto, Kazumi Miyashita, Yoshiyuki Misumi 2025-06-17
12216433 Electronic time piece Shoichiro Morita 2025-02-04
12177191 Information output device, camera, information output system, information output method, and program 2024-12-24
12122755 Methods for producing nitroso compound and quinoxaline compound Ryuji Tamai, Yukio Uchida, Fumiaki Takabe, Ryo Maruyama, Ryo Kobayashi 2024-10-22
12101034 Power converter apparatus converting input power having a predetermined voltage into output power having a predetermined output voltage over wide range with higher efficiency Motohiko Fujimura, Kazuyuki Sakiyama, Takehiko Yamakawa, Taiki Nishimoto 2024-09-24
12084670 Regulating alkaloids Takashi Hashimoto 2024-09-10
12057282 Electromagnetic relay Takehiko Yamakawa, Kazuyuki Sakiyama 2024-08-06
11996219 Magnetic material and manufacturing method thereof Noritsugu Sakuma, Tetsuya Shoji, Akihito KINOSHITA 2024-05-28
11953851 Image heating device and heater for use in image heating device Yasuhiro Shimura, Atsushi Iwasaki 2024-04-09
11913129 Film formation method for metallic coating and film formation device for metallic coating Haruki KONDOH, Kazuaki Okamoto, Keiji Kuroda 2024-02-27
11903141 Method for manufacturing wiring board Keiji Kuroda, Rentaro Mori, Hiroshi Yanagimoto, Haruki KONDOH, Kazuaki Okamoto 2024-02-13
11869690 Rare earth magnet and producing method thereof Noritsugu Sakuma, Tetsuya Shoji, Akihito KINOSHITA 2024-01-09
11839231 Reducing levels of nicotinic alkaloids in plants Takashi Hashimoto 2023-12-12
11840770 Film formation apparatus and film formation method for forming metal film Haruki KONDOH, Soma Higashikozono 2023-12-12
11785721 Method for manufacturing wiring board Haruki KONDOH, Rentaro Mori, Keiji Kuroda, Kazuaki Okamoto, Jyunya MURAI +3 more 2023-10-10
11705260 Magnetic device including winding and insulators, and power conversion device using the same Yoshitake Nakagawa, Takehiko Yamakawa, Motohiko Fujimura, Kazuyuki Sakiyama 2023-07-18
11656582 Radio wave watch Yoshiyasu Watanabe, Ken Kitamura, Shuji Naka 2023-05-23
11643745 Film formation device and film formation method for metallic coating Haruki KONDOH, Soma Higashikozono 2023-05-09
11644774 Image heating device and heater for use in image heating device Yasuhiro Shimura, Atsushi Iwasaki 2023-05-09
11628501 Composite particles and method for producing composite particles Daiki Kuboyama, Jyunya MURAI 2023-04-18
11572568 Regulating alkaloids Takashi Hashimoto 2023-02-07
11492334 Methods for producing nitroso compound and quinoxaline compound Ryuji Tamai, Yukio Uchida, Fumiaki Takabe, Ryo Maruyama, Ryo Kobayashi 2022-11-08
11373828 Electromagnetic relay and control method thereof Kazuyuki Sakiyama, Takehiko Yamakawa, Motohiko Fujimura 2022-06-28
11314188 Image heating device and heater for use in image heating device Yasuhiro Shimura, Atsushi Iwasaki 2022-04-26