Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12274504 | Non-contact ultrasonic ophthalmotonometer | Kazunari Shimizu, Shirohisa Kobayashi, Tsutomu Uemura, Kenji Nakamura | 2025-04-15 |
| 12207880 | Ultrasonic tonometer | Tsutomu Uemura, Kazunari Shimizu | 2025-01-28 |
| RE45013 | Non-contact ultrasonic tonometer | — | 2014-07-15 |
| 8500638 | Non-contact ultrasonic tonometer | Masayuki Jinde, Kenichiro Makino | 2013-08-06 |
| 8092019 | Non-contact ultrasonic tonometer | — | 2012-01-10 |
| 8092018 | Non-contact ultrasonic tonometer | — | 2012-01-10 |
| 8016418 | Eye axial length measurement apparatus | Noriji Kawai, Kunihiko Otake | 2011-09-13 |
| 7455406 | Ophthalmic ultrasonic diagnostic apparatus | Kazunari Shimizu, Miyuki Ando | 2008-11-25 |
| 7364298 | Ophthalmic apparatus | Akihiro Hayashi, Masaaki Hanebuchi, Mikio Kurachi | 2008-04-29 |
| 7320518 | Ophthalmic apparatus | — | 2008-01-22 |
| 7101335 | Non-contact type tonometer | Hiroyuki Tashiro | 2006-09-05 |
| 6602192 | Noncontact type tonometer | — | 2003-08-05 |
| 6537215 | Non-contact type tonometer | — | 2003-03-25 |
| 6394603 | Ophthalmic apparatus | Nobuo Suzuki, Munehiro Nakao | 2002-05-28 |
| 6299305 | Ophthalmic apparatus | — | 2001-10-09 |
| 6234966 | Noncontact type tonometer | — | 2001-05-22 |
| 6042544 | Non-contact type tonometer | Munehiro Nakao | 2000-03-28 |
| 5947898 | Non-contact type tonometer | Nobuo Suzuki, Munehiro Nakao | 1999-09-07 |
| 5946073 | Non-contact type tonometer | — | 1999-08-31 |
| 5841502 | Ophthalmic apparatus | — | 1998-11-24 |
| 5696573 | Ophthalmic apparatus | — | 1997-12-09 |
| 5532769 | Ophthalmologic alignment device with automatic alignment means | Munehiro Nakao, Nobuo Suzuki, Koki Kato | 1996-07-02 |
| 5279300 | Noncontact type tonometer | Masahiro Sugimura, Munehiro Nakao, Ken Ootsuki | 1994-01-18 |
| 4822168 | Spectroscopic photometer for flow through sample absorption | Taro Nogami, Kenitiro Takahasi | 1989-04-18 |