II

Isao Ikeda

MC Murata Manufacturing Co.: 9 patents #868 of 5,295Top 20%
KT Kabushiki Kaisha Toshiba: 6 patents #4,898 of 21,451Top 25%
TC Toshiba Materials Co.: 4 patents #67 of 197Top 35%
OU Osaka University: 2 patents #362 of 1,984Top 20%
KC Koyo Seiko Co.: 1 patents #363 of 749Top 50%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
NC Nippon Petrochemicals, Co.: 1 patents #181 of 359Top 55%
Overall (All Time): #205,781 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
11689177 Electronic device and manufacturing method therefor Shigeo Ojima, Koki Sai 2023-06-27
11283425 Piezoelectric resonator unit Motoyoshi Sakai, Kazuyuki Noto, Jun Konishi 2022-03-22
11233499 Quartz crystal unit and method of manufacturing the same Motonori Matsushita 2022-01-25
11130194 Friction stir welding tool member, friction stir welding apparatus using the same, and friction stir welding method Hidetoshi Fujii, Yoshiaki Morisada, Kai FUNAKI, Yutaka Abe, Masahiro Kato 2021-09-28
11108377 Quartz crystal resonator and quartz crystal resonator unit Motonori Matsushita 2021-08-31
11108378 Method of manufacturing quartz crystal resonator and quartz crystal resonator unit Motonori Matsushita 2021-08-31
11097374 Friction stir welding tool member made of silicon nitride sintered body, and friction stir welding apparatus using the same Hidetoshi Fujii, Yoshiaki Morisada, Kai FUNAKI, Yutaka Abe, Masahiro Kato 2021-08-24
10787393 Silicon nitride sintered body and high-temperature-resistant member using the same Kai FUNAKI, Yutaka Abe 2020-09-29
10744592 Friction stir welding tool member made of silicon nitride sintered body and friction stir welding apparatus using same Kai FUNAKI, Yutaka Abe 2020-08-18
10511282 Crystal-oscillating device and manufacturing method therefor Jinya Furui 2019-12-17
7288116 Hucklebone supporting-type artificial leg 2007-10-30
6485830 Material for ceramic ball and method of manufacturing ceramic ball Hiroshi Komorita, Minoru Takao, Hiroki Tonai 2002-11-26
6475940 Wear resistant member for electronic equipment and bearing and spindle motor therewith Yukihiro Takenami, Minoru Takao, Hiroki Tonai, Yoshiyuki Fukuda, Hisao Yabe +1 more 2002-11-05
6366181 Adjusting method for group-delay characteristics of piezoelectric resonators 2002-04-02
6083604 Bonded assembly, method of jointing for preparation thereof and rivet Kosuke Haraga, Naoki Yagi, Yoshinobu Nakashima, Yuzi Ganryu, Tsutomu Sasaki +9 more 2000-07-04
5883458 Terminal for a piezoelectric device Manabu Sumita, Sigemasa Kusabiraki 1999-03-16
5770915 Terminal for a piezoelectric device Manabu Sumita, Sigemasa Kusabiraki 1998-06-23
5635431 Silicon nitride-based sinter Michiyasu Komatsu 1997-06-03
5575571 Rolling bearing Hiroaki Takebayashi, Kazunori Hayashida, Hisao Yabe 1996-11-19
4761339 Sintered ceramic articles and method for production thereof Michiyasu Komatsu 1988-08-02
4604321 Mercury adsorbing agent Mitsuo Okahara 1986-08-05