Payload transportation system
US-12593651-B2 · Mar 31, 2026 · US
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Li Guancyun patents
Li Guancyun is listed as an inventor on 41 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Li Guancyun |
| Total patents | 41 |
| First publication | Jan 3, 2019 |
| Latest publication | Mar 31, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Storage buffer for automated material handling system
US-12543534-B2 · Feb 3, 2026 · US
Wafer transportation
US-12538744-B2 · Jan 27, 2026 · US
Energy efficient automated material handling system for semiconductor fabrication facility
US-2025379081-A1 · Dec 11, 2025 · US
Hash overhead hoist transport rail system and methods of operating the same
US-2025364290-A1 · Nov 27, 2025 · US
Payload transportation system
US-2025357170-A1 · Nov 20, 2025 · US
Hash overhead hoist transport rail system and methods of operating the same
US-12463072-B2 · Nov 4, 2025 · US
Automated material handling system (amhs) rail methodology
US-2025304380-A1 · Oct 2, 2025 · US
Automated material handling system (AMHS) rail methodology
US-12358729-B2 · Jul 15, 2025 · US
Overhead transport system
US-2025223114-A1 · Jul 10, 2025 · US
Recent patents
Latest publications not already listed above.
Automated material handling system
US-2025183078-A1 · Jun 5, 2025 · US
Overhead transport system
US-12286306-B2 · Apr 29, 2025 · US
Energy recovery in stocking vehicles
US-2025115425-A1 · Apr 10, 2025 · US
Stocker system for wafer cassette
US-2025079218-A1 · Mar 6, 2025 · US
Storage for extreme ultraviolet light lithography
US-2025068088-A1 · Feb 27, 2025 · US
Shelf status determination
US-2025054795-A1 · Feb 13, 2025 · US
Stocker system for wafer cassette
US-12176232-B2 · Dec 24, 2024 · US
Storage for extreme ultraviolet light lithography
US-12169369-B2 · Dec 17, 2024 · US
System and method for automated material handling management
US-2024387214-A1 · Nov 21, 2024 · US
System and method for automated material handling management
US-12094741-B2 · Sep 17, 2024 · US
Storage buffer for automated material handling system
US-2024258146-A1 · Aug 1, 2024 · US
Turntable for wafer transport system
US-2024071797-A1 · Feb 29, 2024 · US
Payload transportation system
US-2024021456-A1 · Jan 18, 2024 · US
Rail system for wafer transportation
US-2023416994-A1 · Dec 28, 2023 · US
System for a semiconductor fabrication facility and method for operating the same
US-11854846-B2 · Dec 26, 2023 · US
Wafer Transportation
US-2023395415-A1 · Dec 7, 2023 · US
Stocker system for wafer cassette
US-2023335422-A1 · Oct 19, 2023 · US
Stocker system for wafer cassette
US-11735451-B2 · Aug 22, 2023 · US
Storage for extreme ultraviolet light lithography
US-2023066297-A1 · Mar 2, 2023 · US
Hash overhead hoist transport rail system and methods of operating the same
US-2022406638-A1 · Dec 22, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Taiwan Semiconductor Mfg Co Ltd | 41 |
| Taiwan Semiconductor Manufacuturing Company Ltd | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H10P72/3221 | 36 |
| H01L21/67733 | 34 |
| H10P72/3214 | 23 |
| H01L21/67724 | 22 |
| H10P72/3218 | 20 |