Ikezawa; Yukio
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ikezawa; Yukio.The latest application filed is for "welding torch and all-position welding device".
- Ikezawa; Yukio - Kobe JP
- Ikezawa; Yukio - Itabashi-ku JP
- IKEZAWA; Yukio - Kobe-shi JP
- Ikezawa; Yukio - Tokyo JP
| Patent | Date |
|---|---|
| Welding torch and all-position welding device Grant 11,292,073 - Akamatsu , et al. April 5, 2 | 2022-04-05 |
| Welding torch and all-position welding device Grant 11,292,070 - Akamatsu , et al. April 5, 2 | 2022-04-05 |
| Ophthalmic examination system and ophthalmic examination management server Grant 11,026,572 - Sakurada , et al. June 8, 2 | 2021-06-08 |
| Welding Torch And All-position Welding Device App 20200086415 - AKAMATSU; Masahiko ; et al. | 2020-03-19 |
| Welding Torch And All-position Welding Device App 20190351498 - AKAMATSU; Masahiko ; et al. | 2019-11-21 |
| Welding device and welding system Grant 10,166,621 - Ito , et al. J | 2019-01-01 |
| Arc welding control system and method Grant 10,144,081 - Aoki , et al. De | 2018-12-04 |
| Ophthalmic examination system Grant 9,888,847 - Sakurada , et al. February 13, 2 | 2018-02-13 |
| Ophthalmic Examination System And Ophthalmic Examination Management Server App 20170215723 - SAKURADA; Tomohiro ; et al. | 2017-08-03 |
| Ophthalmic Examination System App 20170127942 - SAKURADA; Tomohiro ; et al. | 2017-05-11 |
| Welding Device And Welding System App 20170008113 - ITO; Chiaki ; et al. | 2017-01-12 |
| Arc welding control system and method Grant 9,468,987 - Aoki , et al. October 18, 2 | 2016-10-18 |
| Arc Welding Control System And Method App 20160107255 - AOKI; Atsuhito ; et al. | 2016-04-21 |
| Arc Welding Control System And Method App 20130299475 - Aoki; Atsuhito ; et al. | 2013-11-14 |
| Optometry apparatus Grant 7,458,686 - Ikezawa December 2, 2 | 2008-12-02 |
| Ophthalmologic apparatus and ophthalmologic chart Grant 7,341,349 - Fukuma , et al. March 11, 2 | 2008-03-11 |
| Visual acuity chart displaying apparatus and optometry apparatus App 20060164599 - Ikezawa; Yukio | 2006-07-27 |
| Optometry apparatus App 20050264760 - Ikezawa, Yukio | 2005-12-01 |
| Ophthalmologic apparatus and ophthalmologic chart App 20050012896 - Fukuma, Yasufumi ; et al. | 2005-01-20 |
| White standard paint App 20010009943 - Takahashi, Takashi ; et al. | 2001-07-26 |
| Lens Specifying Device App 20010001572 - IKEZAWA, YUKIO ; et al. | 2001-05-24 |
| Lens meter Grant 6,236,453 - Ikezawa , et al. May 22, 2 | 2001-05-22 |
| Lens meter Grant 6,061,123 - Ikezawa , et al. May 9, 2 | 2000-05-09 |
| Layout judgment apparatus and layout judgment system Grant 5,973,772 - Fukuma , et al. October 26, 1 | 1999-10-26 |
| Lens meter for measuring the optical characteristics of a lens Grant 5,917,586 - Ikezawa June 29, 1 | 1999-06-29 |
| Lens meter Grant 5,896,194 - Yanagi , et al. April 20, 1 | 1999-04-20 |
| Hidden-mark observing apparatus and hidden-mark observable lens-meter Grant 5,867,259 - Yanagi , et al. February 2, 1 | 1999-02-02 |
| Lens judging apparatus of lens meter Grant 4,571,842 - Ikezawa , et al. February 25, 1 | 1986-02-25 |
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