Inventor · disambiguated record
Toshiyuki Ukigai
Also filed as: TAKAHASHI TOSHIO · UKIGAI TOSHIYUKI
25 granted patents·398 citations·filing 1974–1986
96Inventor score
Top patents by PatentIndex Score
25 records- 0193US4597879AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Jul 1, 1986·75 cites·3 claims
- 0282US4066715AMethod for preparation of olefin oligomerLION FAT OIL CO LTD·Filed 1976·Granted Jan 3, 1978·25 cites·6 claims
- 0379US4537253AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Aug 27, 1985·29 cites·6 claims
- 0478US4544033AOil recovery processLION CORP·Filed 1984·Granted Oct 1, 1985·33 cites·5 claims
- 0574US3952071AMethod for preparation of olefin oligomerLION FAT OIL CO LTD·Filed 1975·Granted Apr 20, 1976·10 cites·6 claims
- 0673US4555351AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Nov 26, 1985·23 cites·6 claims
- 0773US4549607AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Oct 29, 1985·27 cites·13 claims
- 0872US4339246AMixed fuel compositionKAO CORP·Filed 1981·Granted Jul 13, 1982·17 cites·4 claims
- 0970US3947509AMethod for preparation of hydrocarbon liquid polymersLION FAT OIL CO LTD·Filed 1975·Granted Mar 30, 1976·8 cites·14 claims
- 1069US4532053AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Jul 30, 1985·19 cites·4 claims
- 1168US4031159AMethod for preparation of polyolefin oilLION FAT OIL CO LTD·Filed 1976·Granted Jun 21, 1977·13 cites·8 claims
- 1267US3947507AMethod of producing liquid olefin polymerLION FAT OIL CO LTD·Filed 1974·Granted Mar 30, 1976·7 cites·20 claims
- 1365US4534411AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Aug 13, 1985·21 cites·2 claims
- 1464US4733728AMicellar slug for oil recoveryLION CORP·Filed 1985·Granted Mar 29, 1988·23 cites·4 claims
- 1559US4436527AStabilizer for mixed fuelsKAO CORP·Filed 1981·Granted Mar 13, 1984·11 cites·10 claims
- 1655US4765408AMicellar slug for oil recoveryLION CORP·Filed 1986·Granted Aug 23, 1988·12 cites·5 claims
- 1749US3997622AMethod for preparation of olefin oligomerLION FAT OIL CO LTD·Filed 1976·Granted Dec 14, 1976·8 cites·5 claims
- 1848US4177039ADispersant for coal into oilsLION FAT OIL CO LTD·Filed 1978·Granted Dec 4, 1979·12 cites·5 claims
- 1946US4031158AMethod for preparation of polyolefin oilLION FAT OIL CO LTD·Filed 1976·Granted Jun 21, 1977·5 cites·6 claims
- 2044US4006199AMethod for preparation of liquid polyolefin oilLION FAT OIL CO LTD·Filed 1976·Granted Feb 1, 1977·5 cites·6 claims
- 2142US4556108AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Dec 3, 1985·7 cites·5 claims
- 2236US4180468ADisubstituted aliphatic carboxylamidoamines as well as detergents and toiletry compositions containing sameLION FAT OIL CO LTD·Filed 1977·Granted Dec 25, 1979·5 cites·15 claims
- 2335US3997623AMethod for preparation of liquid olefin polymersLION FAT OIL CO LTD·Filed 1975·Granted Dec 14, 1976·2 cites·6 claims
- 2431US4512404AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Apr 23, 1985·1 cites·4 claims
- 2527US3953361AMethod of manufacturing granular solid catalystLION FAT OIL CO LTD·Filed 1974·Granted Apr 27, 1976·0 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Toshiyuki Ukigai 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 →