Inventor · disambiguated record
Johannes J. Houtkamp
Also filed as: HOUTKAMP JOHANNES J
7 granted patents·50 citations·filing 1977–1986
81Inventor score
Top patents by PatentIndex Score
7 records- 0189US4275326AImage intensifier tube with a light-absorbing electron-permeable layerOPTISCHE IND DE OUDE DELFT NV·Filed 1980·Granted Jun 23, 1981·36 cites·3 claims
- 0246US4243905AMethod of making the cathode of a diode image intensifier tube, and image intensifier tube having a cathode made by this methodOPTISCHE IND DE OUDE DELFT NV·Filed 1978·Granted Jan 6, 1981·5 cites·8 claims
- 0335US4341955AImage intensifier of the proximity-focus typeOPTISCHE IND DE OUDE DELFT NV·Filed 1980·Granted Jul 27, 1982·4 cites·18 claims
- 0434US4201797AProcess for applying a light-absorbing, electron permeable layer within an image intensifier tubeOPTISCHE IND DE OUDE DELFT NV·Filed 1977·Granted May 6, 1980·2 cites·4 claims
- 0532US4307130AMethod of making the cathode of a diode image intensifier tubeOPTISCHE IND DE OUDE DELFT NV·Filed 1979·Granted Dec 22, 1981·2 cites·15 claims
- 0629US4153316AMethod of sealing an image intensifier tube, and an image intensifier tube thus producedOPTISCHE IND DE OUDE DELFT NL1·Filed 1977·Granted May 8, 1979·1 cites·4 claims
- 0727US4855586AX-ray detector tube with sidewall-supporting rear wallOPTISCHE IND DE OUDE DELFT NV·Filed 1986·Granted Aug 8, 1989·0 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →