Issued Patents All Time
Showing 26–50 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5876600 | Element exchange type filter | Kazuki Matsubara, Sadahito Fukumori | 1999-03-02 |
| 5874365 | Semiconductor wafer etching method | Yasuo Souki, Motoki Ito, Kazuo Tanaka, Hiroshi Tanaka | 1999-02-23 |
| 5553372 | Apparatus for inserting insulation sheets into slots of a stator core | Takayuki Tsugawa | 1996-09-10 |
| 5527501 | Process for producing piezoelectric ceramic sheet and dielectric ceramic sheet | Yasushi Sawada, Eturo Yasuda, Hiroshi Matuoka, Michihiro Wakimoto, Yoshinori Nakayama | 1996-06-18 |
| 5500170 | Heating and extruding method and device for bulk preform | Toshiaki Okumura, Takao Ekimoto, Satoshi Shimamoto, Katsumi Ogawa, Yoshitaka Nimura +1 more | 1996-03-19 |
| 5458838 | Heating and extruding method for bulk preform | Toshiaki Okumura, Takao Ekimoto, Satoshi Shimamoto, Katsumi Ogawa, Yoshitaka Nimura +1 more | 1995-10-17 |
| 5296669 | Specimen heating device for use with an electron microscope | Hiroyuki Kobayashi, Takeo Kamino | 1994-03-22 |
| 5283026 | Method for molding fiber-reinforced composite material | Toshiaki Okumura, Takao Ekimoto, Kourou Takatsuka, Ryosaku Kadowaki, Ryuichiro Kato +4 more | 1994-02-01 |
| 5192867 | Electron optical measurement apparatus | Nobuyuki Osakabe, Junji Endo, Akira Tonomura, Tadao Furutsu | 1993-03-09 |
| 5059859 | Charged particle beam generating apparatus of multi-stage acceleration type | Junji Endo, Takeshi Kawasaki, Shigeto Isakozawa, Toshimitu Miyada, Yutaka Kaneko | 1991-10-22 |
| 5004945 | Piezoelectric type actuator | Satoshi Hayashi, Shinro Oda, Akira Fujii, Masayoshi Tanigawa | 1991-04-02 |
| 4990324 | Method for producing two-component or three-component lead zirconate-titanate | Akira Fujii, Naoto Niwa, Hitoshi Niwa, Shin-ichi Shirasaki | 1991-02-05 |
| 4987446 | Process unit cartridge for an electrophotographic apparatus | Hideaki Mochimaru, Kenya Komada, Rikio Kasahara | 1991-01-22 |
| 4945247 | Field emission electron gun system | Takeshi Kawasaki, Junji Endo, Shigeto Isakozawa, Akira Tonomura | 1990-07-31 |
| 4882079 | Piezoelectric ceramic materials | Eturo Yasuda | 1989-11-21 |
| 4838233 | Pilot injection system for fuel injection pump | Satoshi Hayashi, Hitoshi Niwa, Hirokatsu Mukai | 1989-06-13 |
| 4767967 | High voltage generating device | Takeshi Tanaka, Hiroshi Yorita, Toshihiko Igashira | 1988-08-30 |
| 4765919 | Piezoelectric ceramic materials | Eturo Yasuda, Hirosi Matuoka | 1988-08-23 |
| 4752712 | Piezoelectric laminate stack | Eturo Yasuda, Akio Iwase | 1988-06-21 |
| 4705003 | Apparatus for controlling electroexpansive actuator avoiding deterioration of polarization | Yasuyuki Sakakibara, Seiko Abe, Hiroshi Yorita, Takeshi Tanaka, Toshihiko Igashira | 1987-11-10 |
| 4570098 | Temperature compensated stack of piezoelectric elements | Eturo Yasuda | 1986-02-11 |
| 4553059 | Piezoelectric actuator and a piezoelectric pump injector incorporating the same | Seiko Abe, Yasuyuki Sakakibara, Kazuo Shinoda | 1985-11-12 |
| 4540535 | Method for producing a ceramic filter for cleaning exhaust gases from a diesel engine | Shigeru Takagi | 1985-09-10 |
| 4535588 | Carbon particulates cleaning device for diesel engine | Susumu Sato, Yukihisa Takeuchi | 1985-08-20 |
| 4535589 | Exhaust gas cleaning device for internal combustion engine | Hitoshi Yoshida, Shigeru Takagi | 1985-08-20 |