Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HS

Hideki Seki

Denso: 26 patents #239 of 11,792Top 3%
Sony: 7 patents #6,034 of 25,231Top 25%
Nec: 4 patents #3,388 of 14,502Top 25%
NSNippon Sanso: 1 patents #107 of 243Top 45%
NSNippon Soken: 1 patents #783 of 1,540Top 55%
TCToyoda Gosei Co.: 1 patents #1,271 of 2,296Top 60%
Overall (All Time): #81,436 of 4,157,543Top 2%
39 Patents All Time

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDate
12365218 Heater device Yusuke Tanaka, Kimitake ISHIKAWA 2025-07-22
12331937 Heater device Kimitake ISHIKAWA, Yusuke Tanaka, Shuji Ito 2025-06-17
12328800 Heater device Yusuke Tanaka, Kimitake ISHIKAWA 2025-06-10
12107438 Power receiving device Shinichiro FUKI, Teppei Yamakoshi 2024-10-01
12016793 Heating and cooling stimulation device Takashi Matsuoka, Takuya Kataoka, Masaru Kakizaki, Taiji Kawachi, Yuuki SHIMIZU 2024-06-25
11497084 Heater device Kimitake ISHIKAWA, Hirokazu YAMADAKI, Yusuke Tanaka 2022-11-08
11440375 Radiant heater device Kimitake ISHIKAWA, Hiroyasu Oide, Yusuke Tanaka 2022-09-13
11440449 Seat air-conditioner Masafumi Kawashima, Shuji Ito, Hironobu Murakami, Takahisa Fujii 2022-09-13
11382430 Heater device Yusuke Tanaka, Kimitake ISHIKAWA, Hiroyasu Oide 2022-07-12
11077734 Vehicle control system with idling stop control Kimitake ISHIKAWA, Hideaki Kako, Hiroyasu Oide, Yusuke Tanaka 2021-08-03
10960732 Heater device Kimitake ISHIKAWA, Hiroyasu Oide, Yuusuke TANAKA 2021-03-30
10913328 Heater device Yusuke Tanaka, Kimitake ISHIKAWA, Hiroyasu Oide 2021-02-09
10717343 Heating device Kimitake ISHIKAWA, Yasuhiro Sagou, Toshinori Ochiai 2020-07-21
10717342 Heating apparatus Yasuhiro Sagou, Kimitake ISHIKAWA, Hiroyasu Oide, Hideaki Kako 2020-07-21
10661634 Heater device Hiroyasu Oide, Hideaki Kako, Kimitake ISHIKAWA 2020-05-26
10613605 Service device, power supply control method, program, external power supply device, and server system 2020-04-07
10583713 Heating system for vehicle switchable between non-contact and contact heating priority modes Yasuhiro Sagou, Hideaki Kako, Kimitake ISHIKAWA, Hiroyasu Oide 2020-03-10
10583712 Perceivable steam suppressing heater system Yasuhiro SAGO, Hideaki Kako, Kimitake ISHIKAWA, Hiroyasu Oide 2020-03-10
10563870 Radiation heating device Kimitake ISHIKAWA, Hideaki Kako, Hiroyasu Oide, Yoshinobu Sumida, Yasuhiro Sagou 2020-02-18
10427498 Radiant heater Yasuhiro Sagou, Hideaki Kako, Kimitake ISHIKAWA, Hiroyasu Oide, Kouji Kondoh +2 more 2019-10-01
10104719 Radiant heater device Kimitake ISHIKAWA, Hideaki Kako, Yasuhiro Sagou, Hiroyasu Oide 2018-10-16
8538059 Ear speaker device Makoto Yamagishi, Noriyuki Hiyama, Yukimasa Yamaguchi, Takeshi Hara 2013-09-17
8254613 Speaker apparatus Makoto Yamagishi, Yousuke Takahashi 2012-08-28
8175316 Ear speaker device Makoto Yamagishi, Noriyuki Hiyama, Yukimasa Yamaguchi, Takeshi Hara 2012-05-08
8094853 Speaker system and fitting device 2012-01-10