Inventor · disambiguated record
Jan Ingenhoff
Also filed as: INGENHOFF JAN · INGENHOFF JAN JUSTUS
4 granted patents·138 citations·filing 1991–2019
78Inventor score
Files withJDS FITEL INC2INSTITUTE OF ADVANCED TECHNOLOGY UNIV OF SCIENCE AND TECHNOLOGY OF CHINA1IOT ENTWICKLUNGSGESELLSCHAFT F1
Top patents by PatentIndex Score
4 records- 0184US6393180B1Providing a refractive index change in an ion diffused materialJDS FITEL INC·Filed 1998·Granted May 21, 2002·59 cites·11 claims
- 0272US5262842AOptical sensor having a wave guide substrate with interferometer integrated thereinIOT ENTWICKLUNGSGESELLSCHAFT F·Filed 1991·Granted Nov 16, 1993·46 cites·14 claims
- 0368US6438291B1Coupling of light into a monolithic waveguide deviceJDS FITEL INC·Filed 1998·Granted Aug 20, 2002·33 cites·10 claims
- 0445US12401318B2Module and system for controlling photovoltaic strings to perform domino-type automatic snow meltingINSTITUTE OF ADVANCED TECHNOLOGY UNIV OF SCIENCE AND TECHNOLOGY OF CHINA·Filed 2019·Granted Aug 26, 2025·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →