Inventor
Dan qiang
CN15 patents
⚠️ This page may combine multiple inventors who share the name “Dan qiang”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AAC KAITAI TECH WUHAN CO LTD
11 patentsUS12526584B2Jan 13, 2026
MEMS speaker
AAC KAITAI TECH WUHAN CO LTD0 citations61
US11910155B2Feb 20, 2024
MEMS speaker
AAC KAITAI TECH WUHAN CO LTD0 citations61
US12015896B2Jun 18, 2024
Piezoelectric speaker
AAC KAITAI TECH WUHAN CO LTD0 citations59
US11968507B2Apr 23, 2024
Speaker having first diaphragm, second diaphragm with different stiffness from first diaphragm, and driver located in through hole of first diaphragm
AAC KAITAI TECH WUHAN CO LTD0 citations59
US12583739B2Mar 24, 2026
MEMS speaker
AAC KAITAI TECH WUHAN CO LTD0 citations56
US12556846B2Feb 17, 2026
Earphone
AAC KAITAI TECH WUHAN CO LTD0 citations50
US12317044B2May 27, 2025
MEMS piezoelectric speaker
AAC KAITAI TECH WUHAN CO LTD0 citations50
US12192702B2Jan 7, 2025
MEMS speaker
AAC KAITAI TECH WUHAN CO LTD0 citations50
US11950070B2Apr 2, 2024
Sound production device
AAC KAITAI TECH WUHAN CO LTD0 citations49
US12238479B2Feb 25, 2025
MEMS speaker and manufacturing method for same
AAC KAITAI TECH WUHAN CO LTD0 citations48
US12335702B2Jun 17, 2025
Method for manufacturing MEMS acoustic sensor
AAC KAITAI TECH WUHAN CO LTD0 citations47
AAC TECHNOLOGIES PTE LTD
3 patentsUS12532129B2Jan 20, 2026
Acoustic sensor and manufacturing method therefor
AAC TECHNOLOGIES PTE LTD0 citations46
US12267646B2Apr 1, 2025
Acoustic transducer and method for manufacturing acoustic transducer
AAC TECHNOLOGIES PTE LTD0 citations46
US12262175B2Mar 25, 2025
Acoustic transducer and method for manufacturing acoustic transducer
AAC TECHNOLOGIES PTE LTD0 citations46