TM

Takao Maruyama

SO Sony: 8 patents #5,352 of 25,231Top 25%
NE Nec: 6 patents #2,374 of 14,502Top 20%
YE Yokogawa Electric: 3 patents #261 of 1,441Top 20%
SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
ON onsemi: 1 patents #1,116 of 1,901Top 60%
NC Nhk Spring Co.: 1 patents #555 of 1,116Top 50%
SC Sanyo Semiconductor Manufacturing Co.: 1 patents #12 of 24Top 50%
SC Sanyo Semiconductor Co.: 1 patents #143 of 323Top 45%
Overall (All Time): #195,126 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10591735 Head-mounted display device and image display system Yoichi Nishimaki, Yoshinori Ohashi, Koichi Shiono 2020-03-17
10353207 Head-mounted display device and video display system Yoshinori Ohashi, Koichi Shiono, Yoichi Nishimaki 2019-07-16
9953128 Identification apparatus, control apparatus, identification method, program, and identification system Masakazu Yajima, Munekatsu Fukuyama, Yohei Fukuma 2018-04-24
8391111 Optical pickup control circuit and optical disc drive device Muneyuki Horiguchi, Hitoshi Sakaguchi 2013-03-05
8304856 Semiconductor device Keiji Mita, Yasuhiro Tamada, Masao Takahashi 2012-11-06
7799485 Fuel cell system and composition for electrode Masashi Ito 2010-09-21
7099247 Disk drive apparatus Seiryu Takayama, Ryo Ando 2006-08-29
7042821 Disk drive apparatus for optimum motor control Seiryu Takayama, Ryo Ando 2006-05-09
7006413 Disk driving apparatus Seiryu Takayama, Ryo Ando 2006-02-28
6904331 Method of paper machine control and apparatus for the method Takashi Sasaki, Kenichiro Yahiro, Yoshitatsu Mori, Takahiro Ishizaki, Kenji Takao +1 more 2005-06-07
6605185 Method of manipulating dryer steam pressure in paper machine during grade change and apparatus for the method Takashi Sasaki, Kenichiro Yahiro 2003-08-12
6597140 Sensorless motor starting system Seiryu Takayama 2003-07-22
6559504 Lateral double diffused MOS transistor Eiji Nishibe, Shuichi Kikuchi 2003-05-06
6547930 Method for estimating dryer vapor pressure in papermaking machine and apparatus therefor Takashi Sasaki, Kenichiro Yahiro 2003-04-15
6399468 Semiconductor device and method of manufacturing the same Eiji Nishibe, Shuichi Kikuchi 2002-06-04
5555147 MR/inductive combined thin film magnetic head capable of reducing occurrence of a short circuit 1996-09-10
5471349 Drive circuit for a dual-element magnetic head assembly which includes an encodor, flip-flop circuit, record bit adding circuit, and record amplifier 1995-11-28
5235484 Low profile magnetic transducer assembly with negative pressure slider 1993-08-10
5140484 Magnetoresistive head having electrodes with a predetermined length and positioned to form a predetermined angle with the head surface 1992-08-18
4954920 Thin film magnetic head Kazuhiko Yamada 1990-09-04
4750070 Thin film magnetic head with a magnetic gap spacer of a thermally decomposed polymer 1988-06-07
4264743 Polyurethane foam sealing material and process for producing the same Koichi Kusakawa, Toshiaki Kimura, Noboru Murata 1981-04-28