CM

Changbao Ma

3M: 13 patents #1,195 of 11,543Top 15%
CT Calient Technologies: 2 patents #7 of 24Top 30%
GU Georgetown University: 1 patents #236 of 501Top 50%
University of California: 1 patents #8,022 of 18,278Top 45%
Overall (All Time): #261,967 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12210194 Expanded beam optical ferrules 2025-01-28
12124089 Optical connector assembly Alexander W. Barr, Daniel F. Cronch 2024-10-22
12038617 Optical transceiver module Cheng Tang, Shiwen Chen 2024-07-16
11977261 Optical connector assembly Alexander W. Barr, Daniel F. Cronch 2024-05-07
11914196 Optical ferrule assemblies James M. Nelson, Michael A. Haase 2024-02-27
11906793 Optical connector assembly Cheng Tang, Shiwen Chen, Bing Hao, Boon K. Lee 2024-02-20
11906786 Light coupling element and assembly Michael A. Haase, Bing Hao, Terry L. Smith 2024-02-20
11880072 Optical ferrules with waveguide inaccessible space Michael A. Haase, Terry L. Smith, Bing Hao 2024-01-23
11592622 Light coupling element and assembly Michael A. Haase, Bing Hao, Terry L. Smith 2023-02-28
11402586 Light coupling element and assembly Michael A. Haase, Bing Hao, Terry L. Smith 2022-08-02
11307362 Optical ferrules with waveguide inaccessible space Michael A. Haase, Terry L. Smith, Bing Hao 2022-04-19
11237340 Optical connectors and optical ferrules Alexander W. Barr, Daniel F. Cronch 2022-02-01
10989881 Optical connectors for light-turning ferrules Boon K. Lee, Bing Hao, Stephen Paul LeBlanc 2021-04-27
9366824 Optical circuit switch with integral circulators Shifu Yuan, Nan Luo 2016-06-14
9151891 Metamaterial-based optical lenses Zhaowei Liu 2015-10-06
9063288 Optical circuit switch with integral circulators Shifu Yuan, Nan Luo 2015-06-23
8768124 Direct coupling of optical slot waveguide to another optical waveguide Edward Van Keuren 2014-07-01