Michael D. Long

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Santa Cruz, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Optical security device and method of manufacture
- Patent number 11,338,606
- Issue date May 24, 2022
- CCL Secure Pty Ltd
- Randall P. James
- G02 - OPTICS
Information Patent Grant
System and method for encoding and decoding an image or document an...
- Patent number 6,865,001
- Issue date Mar 8, 2005
- Pacific Holographics, Inc.
- Michael D. Long
- G07 - CHECKING-DEVICES
Information Patent Grant
Apparatus and method for generating diffractive element using liqui...
- Patent number 6,806,983
- Issue date Oct 19, 2004
- Pacific Holographics, Inc.
- Michael D. Long
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Holographic authentication element and document having holographic...
- Patent number 6,552,830
- Issue date Apr 22, 2003
- Pacific Holographics, Inc.
- Michael D. Long
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Holographic authentication element and document having holographic...
- Patent number 6,222,650
- Issue date Apr 24, 2001
- Pacific Holographics Inc.
- Michael D. Long
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for generating diffractive element using liqui...
- Patent number 5,986,781
- Issue date Nov 16, 1999
- Pacific Holographics, Inc.
- Michael D. Long
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL SECURITY DEVICE AND METHOD OF MANUFACTURE
- Publication number 20210347193
- Publication date Nov 11, 2021
- CCL Secure Pty Ltd
- Randall P. James
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
AN OPTICAL SECURITY DEVICE AND METHOD OF MANUFACTURE
- Publication number 20200070564
- Publication date Mar 5, 2020
- CCL SECURE PTY LTD
- Randall P. James
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
Apparatus and method for generating diffractive element using liqui...
- Publication number 20030161042
- Publication date Aug 28, 2003
- Michael D. Long
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
System and method for encoding and decoding an image or document an...
- Publication number 20030039195
- Publication date Feb 27, 2003
- Michael D. Long
- G07 - CHECKING-DEVICES
Information Patent Application
Holographic authentication element and document having holographic...
- Publication number 20010013959
- Publication date Aug 16, 2001
- PACIFIC HOLOGRAPHICS, INC.
- Michael D. Long
- G06 - COMPUTING CALCULATING COUNTING