Inventor · disambiguated record
Shinji Ohwaki
Also filed as: OHWAKI SHINJI
10 granted patents·218 citations·filing 1980–1994
91Inventor score
Files withTEIJIN LTD10
Top patents by PatentIndex Score
10 records- 0190US4745142AStainproof polyester fiberTEIJIN LTD·Filed 1986·Granted May 17, 1988·55 cites·15 claims
- 0288US5497608AShort fiber and continuous filament containing spun yarn-like composite yarnTEIJIN LTD·Filed 1994·Granted Mar 12, 1996·48 cites·9 claims
- 0377US4631162AProcess for producing a hollow irregular multifilament yarnTEIJIN LTD·Filed 1985·Granted Dec 23, 1986·21 cites·10 claims
- 0477US4351738AYarn treating composition for high-speed friction draw-false twist texturing and a filamentary yarn treated with the sameTEIJIN LTD·Filed 1980·Granted Sep 28, 1982·28 cites·6 claims
- 0574US4622381AModified polyester fiber and process for preparation thereofTEIJIN LTD·Filed 1985·Granted Nov 11, 1986·19 cites·17 claims
- 0673US4546043AHollow irregular multifilament yarn and process and spinneret for producing the sameTEIJIN LTD·Filed 1985·Granted Oct 8, 1985·17 cites·16 claims
- 0759US4791026ASynthetic polymer multifilament yarn useful for bulky yarn and process for producing the sameTEIJIN LTD·Filed 1987·Granted Dec 13, 1988·18 cites·17 claims
- 0849US4851504ACationically-dyeable, thermally-resistant copolyester fiber comprising quaternary phosphonium organic sulfonate groupsTEIJIN LTD·Filed 1988·Granted Jul 25, 1989·8 cites·11 claims
- 0929US4513114APolyester compositionTEIJIN LTD·Filed 1984·Granted Apr 23, 1985·2 cites·5 claims
- 1026US5306761AHygroscopic polyamide fiberTEIJIN LTD·Filed 1992·Granted Apr 26, 1994·2 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Shinji Ohwaki files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →