Inventor
Tetsuya Otosaka
Inventor
Gunma, JP
Overview
Patents· 30 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C03Bprimary
C03BManufacture, shaping, or supplementary processes54%
G02BOptical elements, systems or apparatus10%
Y02PClimate change mitigation technologies in the production or processing of goods8%
G01BMeasuring length, thickness or similar linear dimensions4%
G01MTesting static or dynamic balance of machines or structures4%
B23BTurning2%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding2%
C03CChemical composition of glasses, glazes or vitreous enamels2%
C21DModifying the physical structure of ferrous metals2%
F16LPipes2%
PatentTitleYear
11,034,608Method of forming conical shape on glass rod, and glass rod202110,616,958Heating furnace202010,532,944Soot deposition body manufacturing apparatus and manufacturing method202010,526,236Burner for synthesization202010,501,362Fabrication method and fabrication apparatus for porous glass base material for optical fiber201910,472,270Porous glass base material sintering method and sintering apparatus201910,106,451Glass rod machining method and machining apparatus201810,086,441Gripping mechanism20189,862,635'Glass base material elongating method and glass base material elongating apparatus'20189,751,796'Sintering apparatus and method for sintering'20179,688,564'Elongating method and apparatus for glass base material'20179,683,689'Flange fixing structure'20179,624,122'Glass base material hanging mechanism'20179,440,874'Glass base material elongating method and glass base material elongating apparatus'20169,422,185'Apparatus for sintering a glass preform for an optical fiber and sintering method thereof'20169,371,246'Glass base material elongating method and glass base material elongating apparatus'20169,108,877'Glass base material elongation method'20159,085,482'Glass base material elongating apparatus'20158,904,825'Apparatus for fabricating a glass rod and method of same'20148,881,552'Apparatus for fabricating a glass rod and method of same'20148,820,121'Method of manufacturing optical fiber base material'20148,813,523'Glass lathe'20148,707,741'Method of manufacturing optical fiber preform using plasma torch'20148,702,105'Seal member'20148,322,165'Apparatus for fabricating an optical fiber'20127,987,686'Manufacturing apparatus of porous glass base material'20117,752,869'Optical fiber preform, method for manufacturing thereof, and optical fiber obtained by drawing thereof'20107,633,608'Measurement method of non-circularity of core optical fiber base material and apparatus therefor'20097,595,866'Method for measuring non-circularity at core portion of optical fiber parent material'20097,082,791'Apparatus for fabricating soot preform for optical fiber'2006Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2006–2021Patents assigned to SHINETSU CHEMICAL CO (30)· patent assignee history
2006–2017Based in Annaka, JP· patent location history
2009–2021Based in Gunma, JP· patent location history
2012–2017Patents assigned to OTOSAKA TETSUYA (8)· patent assignee history
2012Patents assigned to SHIMIZU YOSHIAKI (1)· patent assignee history
2017–2020Based in Ibaraki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHINETSU CHEMICAL CO | 30 | 2006–2021 |
| OTOSAKA TETSUYAself | 8 | 2012–2017 |
| SHIMIZU YOSHIAKI | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Gunma, JP | 20 | 2009–2021 |
| Annaka, JP | 6 | 2006–2017 |
| Ibaraki, JP | 4 | 2017–2020 |