Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429018 | Prestroke adjustment method for fuel injection valve | Ryohei MATSUTAKE, Masashi SUGAYA | 2025-09-30 |
| 12286950 | Working method of orifice and fuel injection valve | Masato Higuma, Ryohei MATSUTAKE, Yuta YANAGISAWA, Yuki Sugiyama | 2025-04-29 |
| 10590897 | High-pressure fuel supply pump, manufacturing method thereof, and method of bonding two members | Daisuke Kitajima, Shinichirou Enomoto, Masayuki Kobayashi, Masamichi Yagai, Masahiro Moritaka | 2020-03-17 |
| 9429128 | Method for adjusting stroke of fuel injection valve, and fuel injection valve | Shin Onose, Takeshi Matsumaru, Katsuya Oonuki, Makoto Matsutate | 2016-08-30 |
| 8888022 | Fuel injection valve and method for coupling two components together | Masato Higuma | 2014-11-18 |
| 8881363 | Fuel injection valve and method for coupling two components together | Masato Higuma | 2014-11-11 |
| 8567063 | Method of machining orifice and press-working method | Masato Higuma, Atsushi Sekine | 2013-10-29 |
| 8402655 | Method of processing orifice | Masato Higuma, Tsuneyoshi Inoue, Yasuyuki Tanaka, Hideki Fukushima | 2013-03-26 |
| 8360338 | Fuel injection valve and machining method for nozzle | Masato Higuma | 2013-01-29 |
| 8016214 | Fuel injection valve and method for forming orifice thereof | Masato Higuma, Keiji Kawahara, Atsushi Sekine | 2011-09-13 |
| 7874070 | Injection valve and method of making orifice | Keiji Kawahara, Shuichi Shimizu, Atsushi Sekine, Masafumi Nakano | 2011-01-25 |
| 6286769 | Method of coaxially connecting precision parts comprising a plurality of members, method of assembling fuel injection nozzle, and fuel injection nozzle | Yoshiyuki Tanabe | 2001-09-11 |
| 6032879 | Fuel injector for use in internal combustion engine | Yasunaga Hamada, Hideo Tatsumi, Yukihiro Yoshinari | 2000-03-07 |
| 5239751 | Method of producing nozzle for solenoid valve | Hisanobu Kanamaru, Mizuho Yokoyama, Atsushi Koshizaka | 1993-08-31 |
| 5127156 | Method for concentrically assembling a pair of cylindrical members and method for assembling a nozzle in a fuel injector | Mizuho Yokoyama, Hisanobu Kanamaru, Atsushi Koshizaka | 1992-07-07 |
| 4982651 | Compressor for compressing gases | Hisanobu Kanamaru | 1991-01-08 |
| 4884952 | Variable displacement compressor | Hisanobu Kanamaru | 1989-12-05 |