Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
TK

Tetsuya Kurimura — 35 Patents

NTNtn: 35 patents #21 of 1,364Top 2%
NINidec: 2 patents #402 of 976Top 45%
NCNippon Steel Chemical Co.: 1 patents #136 of 380Top 40%
TCTohoku Ricoh Co.: 1 patents #101 of 204Top 50%
Somalomo, CM: #27 of 1,329 inventorsTop 3%
Overall (All Time): #96,288 of 4,157,543Top 3%
35 Patents All Time
Tetsuya Kurimura has been granted 35 US patents while listed as an inventor at Ntn. The first was granted in 2003 and the most recent in August 2022. Tetsuya Kurimura ranks #96,288 of 4,157,543 US inventors in our database (top 2.3%). Patent records list Tetsuya Kurimura in Somalomo, CM.

Patents per Year

Patents granted per year, 2003 to 2022Bar chart with a peak of 4 patents in 2006.peak 42003: 2 patents20032005: 3 patents2006: 4 patents20062007: 1 patents2009: 4 patents20092010: 2 patents2011: 1 patents20112012: 1 patents2013: 3 patents20132014: 3 patents2015: 3 patents20152016: 2 patents2018: 4 patents20182020: 1 patents2022: 1 patents2022

Issued Patents All Time

Showing 1–25 of 35 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11428266 Slide bearing Takao Arai, Fuyuki Ito, Shinji KOMATSUBARA, Katsuo Shibahara, Kazuyoshi Harada 2022-08-30
10837486 Shaft member for fluid bearing device, manufacturing method therefor, and fluid bearing device Jun Hirade, Masashi YAMAGOU, Mikihisa Fujiwara 2020-11-17
10099287 Dynamic pressure bearing and method for manufacturing same 2018-10-16
10030696 Fluid dynamic bearing device, and bearing member and shaft member for use in same Shinji KOMATSUBARA, Yasuhiro Yamamoto 2018-07-24
9989092 Sintered bearing and method of manufacturing same Fuyuki Ito, Shinji KOMATSUBARA, Tadahiro Uchiyama 2018-06-05
9989091 Fluid dynamic bearing device and motor provided with same Shinji KOMATSUBARA, Yasuhiro Yamamoto 2018-06-05
9476449 Fluid dynamic bearing device and motor with same Shinji KOMATSUBARA, Yasuhiro Yamamoto 2016-10-25
9353790 Fluid dynamic bearing device and motor with same Shinji KOMATSUBARA 2016-05-31
9200674 Fluid dynamic bearing device Fuminori Satoji, Toshiyuki Mizutani, Tetsuya Yamamoto, Isao Komori 2015-12-01
9154012 Fluid dynamic bearing device and assembly method for same Masaharu Hori, Jun Hirade, Tatsuya Hayashi, Yasuhiro Yamamoto, Natsuhiko Mori +3 more 2015-10-06
8926183 Fluid dynamic bearing device Hiroyuki Noda, Natsuhiko Mori, Isao Komori, Masaharu Hori, Kimihiko Bito +1 more 2015-01-06
8864380 Fluid dynamic bearing device 2014-10-21
8756816 Method for producing a housing for a fluid bearing apparatus Nobuyoshi Yamashita, Toshiyuki Mizutani, Kiyoshi Shimizu, Yoshitaka Kabata, Masatoshi Tanigawa +3 more 2014-06-24
8746978 Fluid bearing apparatus Nobuyoshi Yamashita, Toshiyuki Mizutani, Kiyoshi Shimizu, Yoshitaka Kabata, Masatoshi Tanigawa +3 more 2014-06-10
8591113 Fluid dynamic bearing device Fuminori Satoji, Toshiyuki Mizutani, Tetsuya Yamamoto, Isao Komori 2013-11-26
8499456 Method for producing a housing for a fluid bearing apparatus Nobuyoshi Yamashita, Toshiyuki Mizutani, Kiyoshi Shimizu, Yoshitaka Kabata, Masatoshi Tanigawa +3 more 2013-08-06
8454239 Fluid dynamic bearing device and assembling method thereof Kimihiko Bitou, Isao Komori 2013-06-04
8197141 Fluid dynamic bearing device Tetsuya Yamamoto 2012-06-12
8038350 Hydrodynamic bearing device Yukitaka Hayakawa, Jun Hirade 2011-10-18
7798721 Fluid dynamic bearing device Katsuo Shibahara, Kenji Ito, Isao Komori, Ryouichi Nakajima 2010-09-21 $442,000
7699528 Dynamic bearing device Masaharu Hori 2010-04-20 $310,000
7604410 Fluid lubricated bearing device Yasuhiro Yamamoto, Tatsuo Kawase 2009-10-20 $473,000
7604411 Fluid lubricated bearing device Yasuhiro Yamamoto, Tatsuo Kawase 2009-10-20 $473,000
7566174 Fluid lubricated bearing device Yasuhiro Yamamoto, Tatsuo Kawase 2009-07-28 $644,000
7556433 Fluid dynamic bearing device and motor equipped with the same Yoshiharu Inazuka, Takehito Tamaoka 2009-07-07 $1,177,000