TY

Tadao Yamaguchi

TC Tokyo Parts Industrial Co.: 37 patents #1 of 32Top 4%
NC Nihon Medi-Physics Co.: 3 patents #40 of 201Top 20%
AR Arkray: 1 patents #203 of 354Top 60%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #67,434 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 26–44 of 44 patents

Patent #TitleCo-InventorsDate
6486519 Semiconductor memory device with reduce coupling capacitance Tadayoshi Nakano 2002-11-26
6420805 Brushless motor having transfer device Akihisa Inoue 2002-07-16
6384498 Compact vibration motor Koichi Nakajima, Toru Arai 2002-05-07
6384499 Eccentric rotor and compact vibrator motor including the eccentric rotor 2002-05-07
6380651 Brushless motor having resin bearing Naohisa Koyanagi, Akihisa Inoue 2002-04-30
6359364 Brush apparatus of small motor and method for manufacturing the same Koichi Nakajima, Toru Arai 2002-03-19
6326711 DC brushless motor having eccentric rotor Naohisa Koyanagi 2001-12-04
6291915 Eccentric rotor for a compact vibrator motor and the compact vibrator motor incorporating the eccentric rotor 2001-09-18
6246143 Flat coreless vibrator motor using magnetic latching power 2001-06-12
6051900 Flat coreless vibrator motor having no output shaft 2000-04-18
6011333 Vibrator motor having nonmagnetic armature cores Koichi Nakajima, Toru Arai 2000-01-04
5942833 Flat coreless vibrator motor 1999-08-24
5764356 Trace liquid detecting and analyzing device Kenichi Iwase, Hajime Takeuchi, Yuuki Umehara, Takayuki Taguchi, Shigeru Fujioka 1998-06-09
5717494 Method of optically measuring liquid in porous material Takayuki Taguchi, Shigeru Fujioka, Hisashi Motokawa, Atsushi Hosotani, Makoto Morishita 1998-02-10
5681529 Biological fluid analyzing device Takayuki Taguchi, Shigeru Fujioka, Koichi Machida, Hajime Nakano 1997-10-28
5373207 Brushless vibrator motor for a wireless silent alerting device Naohisa Koyanagi 1994-12-13
5341057 Vibrator motor for a wireless silent alerting device Naohisa Koyanagi, Koichi Nakajima 1994-08-23
5107155 Vibrator motor for wireless silent alerting device 1992-04-21
5036239 Flat coreless vibrator motor 1991-07-30