Inventor · disambiguated record
Lin-Heng Chang
Also filed as: CHANG LIN-HENG
3 granted patents·24 citations·filing 2000–2016
61Inventor score
Files withPORTWELL INC2
Top patents by PatentIndex Score
3 records- 0167US6273730B1Industrial computer mainframe structureFiled 2000·Granted Aug 14, 2001·23 cites·2 claims
- 0266US9965661B2Sensory totem badge capable of transmitting individualized informationPORTWELL INC·Filed 2016·Granted May 8, 2018·1 cites·16 claims
- 0333US10104550B2Induction type ornament with private message transmissionPORTWELL INC·Filed 2016·Granted Oct 16, 2018·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →