Inventor · disambiguated record
Johannes H. M. Van Der Sande
Also filed as: VAN DER SANDE JOHANNES H M
3 granted patents·79 citations·filing 1981–1991
74Inventor score
Technology areasH01J
Files withPHILIPS CORP3
Top patents by PatentIndex Score
3 records- 0187US4409517AHigh-pressure discharge lamp with envelope lead-through structurePHILIPS CORP·Filed 1981·Granted Oct 11, 1983·40 cites·5 claims
- 0278US4970431AHigh-pressure sodium discharge lamp with fins radially extending from the discharge vessel for controlling the wall temperature of the discharge vesselPHILIPS CORP·Filed 1988·Granted Nov 13, 1990·27 cites·17 claims
- 0352US5097176AHigh-pressure sodium discharge lamp having a color temperature of at least 2800° K.PHILIPS CORP·Filed 1991·Granted Mar 17, 1992·12 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →