Inventor · disambiguated record
Pen Hao Ma
Also filed as: MA PEN HAO
10 granted patents·160 citations·filing 2010–2019
89Inventor score
Top patents by PatentIndex Score
10 records- 0192USD818990SPair of earphonesKINGSTON DIGITAL INC·Filed 2016·Granted May 29, 2018·42 cites·1 claims
- 0291USD868754SMicrophoneKINGSTON DIGITAL INC·Filed 2017·Granted Dec 3, 2019·36 cites·1 claims
- 0388USD840373SHeadsetKINGSTON DIGITAL INC·Filed 2017·Granted Feb 12, 2019·28 cites·1 claims
- 0487USD810047SEarphone tipKINGSTON DIGITAL INC·Filed 2016·Granted Feb 13, 2018·29 cites·1 claims
- 0581US10462549B2Headphones with an ergonomic cushion and an ergonomic cushion thereofKINGSTON TECH CORP·Filed 2017·Granted Oct 29, 2019·4 cites·19 claims
- 0674US10972823B2In-ear headphones with an ergonomic cushion and an ergonomic cushion thereofKINGSTON TECH CORP·Filed 2019·Granted Apr 6, 2021·2 cites·13 claims
- 0771USD623172SMicrophoneAUDIO TECHNICA KK·Filed 2010·Granted Sep 7, 2010·18 cites·1 claims
- 0855US8692102B2Pickup cable for stringed instrumentKONDO KAZUHISA·Filed 2013·Granted Apr 8, 2014·1 cites·9 claims
- 0945US10972822B2Headphones with an ergonomic cushion and an ergonomic cushion thereofKINGSTON TECH CORP·Filed 2019·Granted Apr 6, 2021·0 cites·20 claims
- 1030USD851071SAudio control deviceKINGSTON DIGITAL INC·Filed 2017·Granted Jun 11, 2019·0 cites·1 claims
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