Hayakawa; Naohiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hayakawa; Naohiro.The latest application filed is for "portable electric grinder".
- Hayakawa; Naohiro - Aichi JP
- Hayakawa; Naohiro - Anjo JP
- Hayakawa; Naohiro - Aichi-ken JP
- Hayakawa; Naohiro - Anjo-shi Aichi-ken JP
- Hayakawa; Naohiro - Toyoake JP
- Hayakawa; Naohiro - Nagoya JP
- Hayakawa; Naohiro - Takasaki JP
| Patent | Date |
|---|---|
| Portable electric grinder Grant D660,119 - Fukumoto , et al. May 22, 2 | 2012-05-22 |
| Portable electric jigsaw Grant D649,422 - Hayakawa November 29, 2 | 2011-11-29 |
| Portable electric grinder Grant D647,772 - Hayakawa November 1, 2 | 2011-11-01 |
| Portable electric jigsaw Grant D647,379 - Aoyama , et al. October 25, 2 | 2011-10-25 |
| Portable electric drill Grant D643,270 - Hayakawa , et al. August 16, 2 | 2011-08-16 |
| Portable electric saw Grant D639,130 - Ukai , et al. June 7, 2 | 2011-06-07 |
| Portable electric sander Grant D636,243 - Liu , et al. April 19, 2 | 2011-04-19 |
| Portable electric jigsaw Grant D634,171 - Hayakawa , et al. March 15, 2 | 2011-03-15 |
| Portable electric grinder Grant D634,170 - Hu , et al. March 15, 2 | 2011-03-15 |
| Portable electric drill Grant D631,315 - Xue , et al. January 25, 2 | 2011-01-25 |
| Portable electric planer Grant D601,874 - Hayakawa , et al. October 13, 2 | 2009-10-13 |
| Portable electric drill Grant D593,388 - Hayakawa , et al. June 2, 2 | 2009-06-02 |
| Portable electric drill Grant D588,891 - Hayakawa , et al. March 24, 2 | 2009-03-24 |
| Portable electric drill Grant D587,545 - Hayakawa , et al. March 3, 2 | 2009-03-03 |
| Portable electric jig saw Grant D566,504 - Hayakawa , et al. April 15, 2 | 2008-04-15 |
| Portable electric circular saw Grant D559,644 - Kuroyanagi , et al. January 15, 2 | 2008-01-15 |
| Portable electric grinder Grant D548,034 - Hayakawa , et al. August 7, 2 | 2007-08-07 |
| Portable electric bandsaw body Grant D546,153 - Hayakawa , et al. July 10, 2 | 2007-07-10 |
| Portion of a portable electric hammer drill Grant D531,474 - Hayakawa , et al. November 7, 2 | 2006-11-07 |
| Portable electric band saw Grant D530,580 - Hayakawa , et al. October 24, 2 | 2006-10-24 |
| Portable electric grinder Grant D527,966 - Hayakawa , et al. September 12, 2 | 2006-09-12 |
| Power wrench Grant D527,592 - Hayakawa , et al. September 5, 2 | 2006-09-05 |
| Portable electric hammer drill Grant D526,179 - Hayakawa , et al. August 8, 2 | 2006-08-08 |
| Portable electric hammer drill Grant D525,849 - Hayakawa , et al. August 1, 2 | 2006-08-01 |
| Portable electric impact driver Grant D505,055 - Nagasaka , et al. May 17, 2 | 2005-05-17 |
| Rechargeable impact driver Grant D494,435 - Hayakawa , et al. August 17, 2 | 2004-08-17 |
| Portable electric driver Grant D492,566 - Kimura , et al. July 6, 2 | 2004-07-06 |
| Portable electric drill Grant D486,049 - Sugiura , et al. February 3, 2 | 2004-02-03 |
| Miter saw Grant D478,103 - Kani , et al. August 5, 2 | 2003-08-05 |
| Portable electric drill Grant D476,870 - Hayakawa , et al. July 8, 2 | 2003-07-08 |
| Portable electric grinder Grant D468,179 - Hayakawa , et al. January 7, 2 | 2003-01-07 |
| Flashlight Grant D449,899 - Hayakawa , et al. October 30, 2 | 2001-10-30 |
| Portable electric drill Grant D444,363 - Hayakawa , et al. July 3, 2 | 2001-07-03 |
| Rechargeable impact wrench Grant D437,761 - Okumura , et al. February 20, 2 | 2001-02-20 |
| Battery pack Grant D436,917 - Hayakawa , et al. January 30, 2 | 2001-01-30 |
| Portable electric drill Grant D436,511 - Hayakawa , et al. January 23, 2 | 2001-01-23 |
| Portable electric blower Grant D431,697 - Hayakawa , et al. October 3, 2 | 2000-10-03 |
| Circular saw Grant D427,874 - Hayakawa , et al. July 11, 2 | 2000-07-11 |
| Portable electric driver Grant D426,125 - Hayakawa , et al. June 6, 2 | 2000-06-06 |
| Portable electric planer Grant D413,779 - Hayakawa , et al. September 14, 1 | 1999-09-14 |
| Portable electric hammer Grant D409,468 - Uchida , et al. May 11, 1 | 1999-05-11 |
| Portable electric drill Grant D403,220 - Kimata , et al. December 29, 1 | 1998-12-29 |
| Miter saw Grant D388,442 - Shibata , et al. December 30, 1 | 1997-12-30 |
| Portable electric screwdriver Grant D386,662 - Tozawa , et al. November 25, 1 | 1997-11-25 |
| Portable electric screwdriver Grant D384,262 - Hayakawa , et al. September 30, 1 | 1997-09-30 |
| Flashlight Grant D375,570 - Hayakawa , et al. November 12, 1 | 1996-11-12 |
| Hedge trimmer Grant D372,407 - Haneda , et al. August 6, 1 | 1996-08-06 |
| Carrying case for a tool Grant D347,731 - Hayakawa , et al. June 14, 1 | 1994-06-14 |
| Lubricating oil blend resistant to ionizing radiation Grant 4,664,829 - Arakawa , et al. May 12, 1 | 1987-05-12 |
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