Inventor · disambiguated record
Hirosaburo Hirano
Also filed as: HIRANO HIROSABURO
11 granted patents·411 citations·filing 1991–2007
93Inventor score
Top patents by PatentIndex Score
11 records- 0197US5186250ATube for heat exchangers and a method for manufacturing the tubeSHOWA ALUMINIUM CO LTD·Filed 1991·Granted Feb 16, 1993·150 cites·12 claims
- 0290US5931226ARefrigerant tubes for heat exchangersSHOWA ALUMINUM CORP·Filed 1996·Granted Aug 3, 1999·26 cites·6 claims
- 0388US5386629ATube for heat exchangers and a method for manufacturing the tubeSHOWA ALUMINIUM CO LTD·Filed 1994·Granted Feb 7, 1995·63 cites·8 claims
- 0482US5280971ATubular body having pipe joint member attached thereto with brazing ringSHOWA ALUMINUM CORP·Filed 1993·Granted Jan 25, 1994·42 cites·1 claims
- 0572US7798206B2Heat exchanger and method of manufacturing the sameSHOWA DENKO KK·Filed 2007·Granted Sep 21, 2010·5 cites·9 claims
- 0672US5784776AProcess for producing flat heat exchange tubesSHOWA ALUMINUM CORP·Filed 1996·Granted Jul 28, 1998·34 cites·18 claims
- 0772US5553377AMethod of making refrigerant tubes for heat exchangersSHOWA ALUMINUM CORP·Filed 1994·Granted Sep 10, 1996·25 cites·7 claims
- 0872US5228727ATubular body having pipe joint member attached thereto and method of producing sameSHOWA ALUMINUM CORP·Filed 1992·Granted Jul 20, 1993·30 cites·7 claims
- 0958US5638897ARefrigerant tubes for heat exchangersSHOWA ALUMINUM CORP·Filed 1996·Granted Jun 17, 1997·15 cites·7 claims
- 1052US5730215ARefrigerant tubes for heat exchangersSHOWA ALUMINUM CORP·Filed 1997·Granted Mar 24, 1998·12 cites·3 claims
- 1146US5749144AMethod of making refrigerant tubes for heat exchangersSHOWA ALUMINUM CORP·Filed 1996·Granted May 12, 1998·9 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Hirosaburo Hirano 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 →