Hirai; Masayoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hirai; Masayoshi.The latest application filed is for "amplifier circuit".
- Hirai; Masayoshi - Kobe JP
- HIRAI; Masayoshi - Kobe-shi JP
- Hirai; Masayoshi - Yokohama JP
- Hirai; Masayoshi - Kanagawa JP
- Hirai, Masayoshi - Yokohama-shi JP
- Hirai; Masayoshi - Saitama JP
| Patent | Date |
|---|---|
| Amplifier circuit Grant 10,715,086 - Okano , et al. | 2020-07-14 |
| Amplifier Circuit App 20190190454 - OKANO; Tetsuro ; et al. | 2019-06-20 |
| Antenna arrangement in a mobile terminal apparatus Grant 7,840,243 - Hirai November 23, 2 | 2010-11-23 |
| Folding type portable wireless unit Grant 7,787,915 - Uejima , et al. August 31, 2 | 2010-08-31 |
| Portable wireless device Grant 7,705,789 - Suzuki , et al. April 27, 2 | 2010-04-27 |
| Collapsible mobile radio device Grant 7,626,554 - Mashima , et al. December 1, 2 | 2009-12-01 |
| Mobile Terminal Apparatus App 20090131125 - Hirai; Masayoshi | 2009-05-21 |
| Portable Wireless Device App 20090128424 - Suzuki; Yuichiro ; et al. | 2009-05-21 |
| Folding Type Portable Wireless Unit App 20080300028 - Uejima; Hiroyuki ; et al. | 2008-12-04 |
| Collapsible Mobile Radio Device App 20080106477 - Mashima; Nobuharu ; et al. | 2008-05-08 |
| Folding Portable Wireless Device App 20080001830 - Hirai; Masayoshi ; et al. | 2008-01-03 |
| Folding Portable Wireless Apparatus App 20070229373 - Mashima; Nobuharu ; et al. | 2007-10-04 |
| Cell phone Grant 7,130,591 - Iwai , et al. October 31, 2 | 2006-10-31 |
| Cell phone App 20040253972 - Iwai, Hiroshi ; et al. | 2004-12-16 |
| Portable radio device having a structure for improving antenna characteristic App 20020013159 - Takahashi, Tsukasa ; et al. | 2002-01-31 |
| Collapsible mounting type camera with zoom lens Grant 4,958,178 - Yoshida , et al. September 18, 1 | 1990-09-18 |
| Viewfinder for a camera with changeable focal length Grant 4,887,109 - Fujita , et al. December 12, 1 | 1989-12-12 |
| Camera with changeable focal length Grant 4,792,822 - Akiyama , et al. December 20, 1 | 1988-12-20 |
| Display device for cameras Grant 4,751,546 - Yamamoto , et al. June 14, 1 | 1988-06-14 |
| Camera having a provision for multiple exposures Grant 4,723,141 - Hamada , et al. February 2, 1 | 1988-02-02 |
| Film wind-up control apparatus for a camera Grant 4,720,721 - Hamada , et al. January 19, 1 | 1988-01-19 |
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