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Chi-Hsien Chen — 43 Patents

MEMediatek: 30 patents #48 of 2,888Top 2%

AHAir Company Holdings: 4 patents #2 of 25Top 8%

CSChi Mei Communication Systems: 3 patents #48 of 370Top 15%

UMUnited Microelectronics: 1 patents #2,686 of 4,560Top 60%

Huawei: 1 patents #8,318 of 15,535Top 55%

Overall (All Time): #69,380 of 4,157,543Top 2%

43 Patents All Time

Chi-Hsien Chen has been granted 43 US patents while listed as an inventor at Mediatek. The first was granted in 1995 and the most recent in August 2025. Chi-Hsien Chen ranks #69,380 of 4,157,543 US inventors in our database (top 1.7%). Patent records list Chi-Hsien Chen in Jinshanmian, MA, TW.

Patents per Year

Issued Patents All Time

Showing 1–25 of 43 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12382526	Handling of collision between PDU session establishment and modification procedure	Chien-Chun Huang-Fu, Yuan-Chieh Lin	2025-08-05
12252462	Method and apparatus for selective alcohol upgrading	Stafford W. Sheehan, Nicholas J. Steinke	2025-03-18
12018221	Synthetic fuels, and methods and apparatus for production thereof	Lubo Zhou, Qiyuan Wu, Stafford W. Sheehan, Namal de Silva, Mahluli Moyo +4 more	2024-06-25
12010549	Handling of 5GSM congestion timers	Chien-Chun Huang-Fu, Bo-Hun Chen, Shang-Ru Mo	2024-06-11
11981623	Method and apparatus for selective alcohol upgrading	Stafford W. Sheehan, Nicholas J. Steinke	2024-05-14
11958041	Methods and catalysts for carbon dioxide conversion to long-chain hydrocarbons	Stafford W. Sheehan, Mahlet Garedew-Ballard, Neva Luthria, Mihir R. Shah, Qiyuan Wu	2024-04-16
11910488	Enhancement of feature support after interworking	Chien-Chun Huang-Fu, Po-Ying Chuang, Po Kuang Lu	2024-02-20
11696170	Method and apparatus for single network slice selection assistance information based congestion control in mobile communications	Chien-Chun Huang-Fu, Po Kuang Lu, Yu-Chieh Tien	2023-07-04
11622415	Enhancement of feature support after interworking	Chien-Chun Huang-Fu, Po-Ying Chuang, Po Kuang Lu	2023-04-04
11582656	5GSM handling on invalid PDU session	Chien-Chun Huang-Fu	2023-02-14
11445401	Session management in wireless communication system	Chien-Chun Huang-Fu, Yu-Chieh Tien, Shang-Ru Mo	2022-09-13
11399308	Error handling on missing configuration for inter-system change in mobile communications	Chien-Chun Huang-Fu, Shang-Ru Mo	2022-07-26
11284458	Handling of mapped EPS bearer context with duplicate EPS bearer ID	Chien-Chun Huang-Fu, Shang-Ru Mo	2022-03-22
11265771	AT commands for supporting session and service continuity modes of 5G protocol data unitsession operations	Chien-Chun Huang-Fu, Tsung-Huan Cheng, Yu-Hsin Lin	2022-03-01
11265936	Handling QoS flow description and EPS bearer operation errors in 4G 5G systems	Chien-Chun Huang-Fu, Shang-Ru Mo	2022-03-01
11246064	PDN connection supports interworking to 5GS	Chien-Chun Huang-Fu, Po Kuang Lu, Shang-Ru Mo, Bo-Hun Chen	2022-02-08
11240699	Insufficient resources in the UE during PDU session establishment procedure	Chien-Chun Huang-Fu, Shang-Ru Mo	2022-02-01
11212720	5GSM handling on invalid PDU session	Chien-Chun Huang-Fu	2021-12-28
11209719	Terminal device, focusing method, and focusing apparatus	Haishui Ye, Tingting Xu, Jingfei Ye	2021-12-28
11197216	Handling of collision between SR procedure and PDU session establishment procedure for PDU session handover	Chien-Chun Huang-Fu	2021-12-07
11160123	5G session management handling on PSI mismatch	Chien-Chun Huang-Fu, Yu-Chieh Tien	2021-10-26
11159976	Handling of mapped EPS bearer context for invalid QoS flow description	Chien-Chun Huang-Fu, Shang-Ru Mo	2021-10-26
11153925	Handling of QoS flow description without valid EPS bearer context	Chien-Chun Huang-Fu, Shang-Ru Mo	2021-10-19
11115896	Handling QoS rules on QoS operation errors	Chien-Chun Huang-Fu	2021-09-07
11064450	Synchronization of QoS flows and rules in mobile communications	Chien-Chun Huang-Fu, Shang-Ru Mo	2021-07-13