P

Inventor

ZHAO SHULAI

US22 patents
⚠️ This page may combine multiple inventors who share the name “ZHAO SHULAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OLUMA INC

13 patents
US6621951B1Sep 16, 2003

Thin film structures in devices with a fiber on a substrate

OLUMA INC69 citations96
US6571035B1May 27, 2003

Fiber optical switches based on optical evanescent coupling between two fibers

OLUMA INC59 citations96
US6556746B1Apr 29, 2003

Integrated fiber devices based on Mach-Zehnder interferometers and evanescent optical coupling

OLUMA INC55 citations96
US6549713B1Apr 15, 2003

Stabilized and integrated fiber devices

OLUMA INC65 citations96
US6542663B1Apr 1, 2003

Coupling control in side-polished fiber devices

OLUMA INC63 citations96
US6516114B2Feb 4, 2003

Integration of fibers on substrates fabricated with grooves

OLUMA INC55 citations96
US6490391B1Dec 3, 2002

Devices based on fibers engaged to substrates with grooves

OLUMA INC60 citations96
US6744948B1Jun 1, 2004

Fiber tap monitor based on evanescent coupling

OLUMA INC28 citations92
US6690857B2Feb 10, 2004

Fiber devices having side evanescent coupling port

OLUMA INC43 citations92
US6625349B2Sep 23, 2003

Evanescent optical coupling between a waveguide formed on a substrate and a side-polished fiber

OLUMA INC33 citations92
US6621952B1Sep 16, 2003

In-fiber variable optical attenuators and modulators using index-changing liquid media

OLUMA INC36 citations92
US6597833B1Jul 22, 2003

Wavelength-division multiplexers and demultiplexers based on mach-zehnder interferometers and evanescent coupling

OLUMA INC22 citations92
US6501875B2Dec 31, 2002

Mach-Zehnder inteferometers and applications based on evanescent coupling through side-polished fiber coupling ports

OLUMA INC54 citations92

DIGIRAD CORP

7 patents

IFOS INC

2 patents