TY

Takehiko Yazawa

NS Nidec Sankyo: 9 patents #41 of 291Top 15%
SS Sankyo Seiki Seisakusho: 5 patents #18 of 287Top 7%
NI Nidec Instruments: 3 patents #2 of 18Top 15%
SC Sankyo Seiki Mfg. Co.: 1 patents #107 of 244Top 45%
ST Seagate Technology: 1 patents #2,726 of 4,626Top 60%
Overall (All Time): #245,231 of 4,157,543Top 6%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
12418209 Motor and pump system Takashi Yamamoto 2025-09-16
12419002 Fixing structure of circuit board and pump device Kazuhiko Yanagisawa 2025-09-16
12345265 Pump apparatus 2025-07-01
12253094 Pump device Michiaki Takizawa 2025-03-18
11982278 Pump device Takashi Yamamoto 2024-05-14
11876420 Motor and pump system Takashi Yamamoto 2024-01-16
11215390 Drive device with abnormality detection mechanism and damper device Satoru Yokoe 2022-01-04
11199040 Rotation transmission mechanism and damper device Hiroyuki Iwashita, Satoru Yokoe 2021-12-14
11022362 Damper device Satoru Yokoe 2021-06-01
10900578 Valve drive device Satoru Yokoe 2021-01-26
10876781 Switch mechanism, geared motor and damper device Satoru Yokoe, Akihiro Ito 2020-12-29
10677333 Rotation transmission mechanism and damper device Satoru Yokoe 2020-06-09
6614139 Motor having a dynamic pressure bearing apparatus and a manufacturing method thereof Masayoshi Saichi 2003-09-02
6378209 Method of producing fluid bearing device Masato Gomyo, Kazushi Miura, Ryuhei Matsuda, Tokio Tago 2002-04-30
6375357 Spindle motor Kazushi Miura, Masato Gomyo, Takayuki Narita, Tokio Tago 2002-04-23
6343877 Spindle motor Kazushi Miura, Masato Gomyo, Takayuki Narita, Tokio Tago 2002-02-05
6341896 Hydrodynamic bearing and method of manufacturing the same Kazushi Miura, Masato Gomyo, Takayuki Narita, Tokio Tago 2002-01-29
5980819 Sintered oil-impregnated bearing, manufacturing method thereof, and motor comprising same Hisaya Nakagawa, Toru Nakanishi, Michiaki Takizawa 1999-11-09