Inventor
Takeyuki Kato
Inventor
Tokyo, JP
Overview
Patents· 27 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Mprimary
G01MTesting static or dynamic balance of machines or structures24%
A61BDiagnosis16%
G02CSpectacles13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes7%
B29CShaping or joining of plastics2%
B29DProducing particular articles from plastics or from substances in a plastic state2%
B29LIndexing scheme associated with subclass b29c, relating to particular articles2%
F25BRefrigeration machines, plants or systems2%
G01BMeasuring length, thickness or similar linear dimensions2%
PatentTitleYear
11,031,895Motor drive system and air conditioner202111,024,928Battery terminal20217,292,713'Eye test service system'20077,274,806'Service system for selecting personal goods to wear or carry, and program product therefor'20077,152,976'Apparatus for simulating processing of eyeglass lenses'20067,088,439'Lens meter'20067,010,146'Database constructing system'20066,950,180'Lens meter'20056,937,328'Method for measuring refractive power and apparatus therefor'20056,778,264'Lens meter'20046,705,728'Ophthalmologic apparatus'20046,634,754'Eyeglass frame selecting system'20036,428,301'Lens molding apparatus and lens molding tool'20026,359,684'Lens specifying device'20026,236,453'Lens meter'20016,145,989'Lens meter'20006,082,859'Ophthalmological photographing apparatus'20006,061,123'Lens meter'20005,973,772'Layout judgment apparatus and layout judgment system'19995,971,537'Lens specifying apparatus'19995,910,836'Lens meter'19995,822,446'Ophthalmological image processing system for recording specific portions of the image'19985,694,197'Corneal shape measuring apparatus'19975,668,623'Corneal shape measuring apparatus'19975,565,938'Ophthalmologic apparatus having improved display capability'19965,255,026'Stereo eye fundus camera'19935,146,313'Metallized ceramic structure comprising aluminum nitride and tungsten layers'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992Patents assigned to MURATA MANUFACTURING CO (1)· patent assignee history
1992Based in Aichi, JP· patent location history
1993–2007Patents assigned to TOPCON CORP (23)· patent assignee history
1993–2021Based in Tokyo, JP· patent location history
2006Patents assigned to FUKUMA YASUFUMI (1)· patent assignee history
2006Patents assigned to KATO TAKEYUKI (1)· patent assignee history
2006Based in Itabashi-ku, JP· patent location history
2021Patents assigned to MITSUBISHI ELECTRIC CORP (1)· patent assignee history
2021Based in Shizuoka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOPCON CORP | 23 | 1993–2007 |
| FUKUMA YASUFUMI | 1 | 2006 |
| KATO TAKEYUKIself | 1 | 2006 |
| MITSUBISHI ELECTRIC CORP | 1 | 2021 |
| MURATA MANUFACTURING CO | 1 | 1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 24 | 1993–2021 |
| Shizuoka, JP | 1 | 2021 |
| Itabashi-ku, JP | 1 | 2006 |
| Aichi, JP | 1 | 1992 |