Inventor · disambiguated record
Tamotsu Sobata
Also filed as: SOBATA TAMOTSU
25 granted patents·321 citations·filing 1975–1998
96Inventor score
Files withNIPPON PAINT CO LTD25
Top patents by PatentIndex Score
25 records- 0191US4719038ACorrosion resistant, coated metal laminate, its preparation and coating materialsNIPPON PAINT CO LTD·Filed 1986·Granted Jan 12, 1988·52 cites·6 claims
- 0275US4939034ACorrosion resistant, coated metal laminateNIPPON PAINT CO LTD·Filed 1989·Granted Jul 3, 1990·20 cites·6 claims
- 0372US4853285ACorrosion resistant, coated metal laminate, its preparation and coating materialsNIPPON PAINT CO LTD·Filed 1987·Granted Aug 1, 1989·19 cites·18 claims
- 0471US4328143AAqueous coating compositionNIPPON PAINT CO LTD·Filed 1980·Granted May 4, 1982·22 cites·7 claims
- 0565US4756935APrimer composition for a metallic material and a coating method using the sameNIPPON PAINT CO LTD·Filed 1986·Granted Jul 12, 1988·14 cites·15 claims
- 0662US6090254AProcess for coating metallic molding articlesNIPPON PAINT CO LTD·Filed 1997·Granted Jul 18, 2000·19 cites·2 claims
- 0761US5156687AMethod for painting pretreatment of plastic formings and cleaner for painting pretreatmentNIPPON PAINT CO LTD·Filed 1990·Granted Oct 20, 1992·21 cites·10 claims
- 0857US5221370AMethod for forming zinc phosphate film on metal surfaceNIPPON PAINT CO LTD·Filed 1990·Granted Jun 22, 1993·20 cites·5 claims
- 0956US5308413AProcess for phosphating metal surface to make thereon a zinc phosphate coating filmNIPPON PAINT CO LTD·Filed 1991·Granted May 3, 1994·19 cites·2 claims
- 1052US4053328AZinc phosphate coating processNIPPON PAINT CO LTD·Filed 1975·Granted Oct 11, 1977·12 cites·14 claims
- 1149US5780122APretreatment method for coating on molded metal articleNIPPON PAINT CO LTD·Filed 1996·Granted Jul 14, 1998·15 cites·13 claims
- 1248US5328526AMethod for zinc-phosphating metal surfaceNIPPON PAINT CO LTD·Filed 1993·Granted Jul 12, 1994·13 cites·8 claims
- 1347US5232523APhosphate coatings for metal surfacesNIPPON PAINT CO LTD·Filed 1992·Granted Aug 3, 1993·13 cites·6 claims
- 1447US4994121AMetal coating pretreating agentNIPPON PAINT CO LTD·Filed 1989·Granted Feb 19, 1991·7 cites·5 claims
- 1546US5211769AMethod for phosphating metal surface with zinc phosphateNIPPON PAINT CO LTD·Filed 1990·Granted May 18, 1993·11 cites·1 claims
- 1646US4256601ADegreasing composition for treating metal surfaceNIPPON PAINT CO LTD·Filed 1978·Granted Mar 17, 1981·11 cites·12 claims
- 1738US5935919AAlkaline degreasing solution and degreasing method employing the sameNIPPON PAINT CO LTD·Filed 1998·Granted Aug 10, 1999·5 cites·3 claims
- 1837US5399208AMethod for phosphating metal surface with zinc phosphateNIPPON PAINT CO LTD·Filed 1993·Granted Mar 21, 1995·6 cites·3 claims
- 1936US5863357AMethod for zinc phosphating molded metal articlesNIPPON PAINT CO LTD·Filed 1997·Granted Jan 26, 1999·6 cites·5 claims
- 2032US5635465AAlkaline degreasing solutionNIPPON PAINT CO LTD·Filed 1995·Granted Jun 3, 1997·4 cites·8 claims
- 2131US5908512AHighly durable surface-conditioning agentNIPPON PAINT CO LTD·Filed 1997·Granted Jun 1, 1999·3 cites·1 claims
- 2231US5039363AProcess for phosphating metal surfacesNIPPON PAINT CO LTD·Filed 1990·Granted Aug 13, 1991·5 cites·9 claims
- 2330US5925613AAlkaline degreasing solution and degreasing method employing the sameNIPPON PAINT CO LTD·Filed 1996·Granted Jul 20, 1999·2 cites·1 claims
- 2429US5456810AMethods of measuring and controlling activity of zinc phosphate treatment solutionNIPPON PAINT CO LTD·Filed 1994·Granted Oct 10, 1995·1 cites·9 claims
- 2521US5478529AActivity control apparatus for zinc phosphate treatment solutionNIPPON PAINT CO LTD·Filed 1994·Granted Dec 26, 1995·1 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →