Inventor · disambiguated record
Gunnar Sjostrand
Also filed as: SJOESTRAND GUNNAR · SJOSTRAND GUNNAR
7 granted patents·18 citations·filing 1975–1981
76Inventor score
Files withSJOSTRAND GUNNAR3HAEGGAA & SOENER AB R1INCENTIVE AB1MUSIKIND FORSKNING MIFO AB1SJOESTRAND GUNNAR1
Top patents by PatentIndex Score
7 records- 0131US4188943AMethod of producing a dismountable, reinforced plaster mold or plaster cast and means thereforSJOSTRAND GUNNAR·Filed 1977·Granted Feb 19, 1980·10 cites·6 claims
- 0224US4112809AStringed instrument for play trainingMUSIKIND FORSKNING MIFO AB·Filed 1976·Granted Sep 12, 1978·6 cites·3 claims
- 0323US4423657ADevice for stringing of strings in pianos and the likeSJOSTRAND GUNNAR·Filed 1981·Granted Jan 3, 1984·0 cites·10 claims
- 0423US4037504ADevice in a piano mechanismSJOSTRAND GUNNAR·Filed 1975·Granted Jul 26, 1977·0 cites·3 claims
- 0523US3967521AHammer for pianos and similar instrumentsINCENTIVE AB·Filed 1975·Granted Jul 6, 1976·0 cites·7 claims
- 0619US4313588AChristmas tree base or the likeHAEGGAA & SOENER AB R·Filed 1980·Granted Feb 2, 1982·2 cites·7 claims
- 0718US4258603APlucking mechanism for a stringed instrumentSJOESTRAND GUNNAR·Filed 1979·Granted Mar 31, 1981·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →