Inventor
Takehiko Yoshida
Inventor
Higashiosaka, JP
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Cprimary
G02CSpectacles13%
A61BDiagnosis11%
C09KMaterials for miscellaneous applications, not provided for elsewhere6%
H01LSemiconductor devices6%
H10BElectronic memory devices6%
H10DInorganic electric semiconductor devices6%
H10HInorganic light-emitting semiconductor devices having potential barriers6%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h106%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%
C22CAlloys4%
PatentTitleYear
11,104,643Bismaleimide modified product and method for producing the same202111,041,118Fluoride fluorescent material and method for producing the same as well as light emitting device using the same202111,034,888Aluminate fluorescent material, light emitting device, and method for producing aluminate fluorescent material202111,028,320Aluminate fluorescent material, light emitting device using the same, and method of producing aluminate fluorescent material20219,457,422'Heat resistant alloy member, method for manufacturing the same, and method for repairing the same'20167,695,132'Eyeglass set'20107,632,744'Semiconductor integrated circuit device and process for manufacturing the same'20097,429,109'Optometric apparatus and lens power determination method'20087,375,013'Semiconductor integrated circuit device and process for manufacturing the same'20087,374,285'Eyeglass/contact lens power determining system, and its method'20087,287,853'Spectacle and contact lens selecting system and method thereof'20077,267,439'Optometric apparatus, optometric method, and optometric server'20077,222,091'Method, system and medium for ordering and marketing eyeglasses via a network'20077,053,459'Semiconductor integrated circuit device and process for producing the same'20067,018,038'Spectacle installation device and spectacle frame'20066,991,677'Titanium dioxide-calcium carbonate composite particles'20066,485,141'Lens-installing apparatus for rimless eyeglasses'20026,312,126'Eyeglasses having rimless spectacle frame with adjustable temples and lenses'20016,170,950'Apparatus for installing eyeglass lens'20014,585,478'Heat resisting steel'19864,504,554'Rotor shaft of steam turbine'19854,414,024'Martensitic heat-resistant steel'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1986Patents assigned to HITACHI LTD (3)· patent assignee history
1983–1986Based in Hitachi, JP· patent location history
2001–2010Patents assigned to VISION OPTIC CO LTD (10)· patent assignee history
2001–2008Based in Higashiosaka, JP· patent location history
2006–2009Patents assigned to RENESAS TECH CORP (3)· patent assignee history
2006–2016Based in Tokai, JP· patent location history
2006–2010Based in Osaka, JP· patent location history
2016Patents assigned to IMANO SHINYA (1)· patent assignee history
2021Patents assigned to NICHIA CORP (3)· patent assignee history
2021Based in Anan-shi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| VISION OPTIC CO LTD | 10 | 2001–2010 |
| HITACHI LTD | 3 | 1983–1986 |
| NICHIA CORP | 3 | 2021 |
| RENESAS TECH CORP | 3 | 2006–2009 |
| IMANO SHINYA | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Higashiosaka, JP | 8 | 2001–2008 |
| Tokai, JP | 4 | 2006–2016 |
| Anan-shi, JP | 3 | 2021 |
| Hitachi, JP | 3 | 1983–1986 |
| Osaka, JP | 2 | 2006–2010 |