Location History:
- Mt. View, CA (US) (1997)
- Palo Alto, CA (US) (1994 - 1998)
- Mountain View, CA (US) (1997 - 2004)
- San Francisco, CA (US) (2006)
- Sausalito, CA (US) (2007)
- Mountain View, IE (2010)
- Highland, CA (US) (2013)
- Redwood City, CA (US) (1998 - 2014)
- Louisville, KY (US) (2015)
Company Filing History:
28 out of 28,544 
14 out of 233 
1 out of 13 Years Active: 1994-2015
Title: John F Cullen: Innovator and Patent Holder in Redwood City, CA
Introduction
John F Cullen is a renowned inventor based in Redwood City, California, with an impressive portfolio of 36 patents. His contributions to various fields through his innovative ideas have significantly impacted technologies related to safety and document management.
Latest Patents
One of Cullen's noteworthy inventions is the "Lead Indicator Spray." This development consists of a kit that allows for the easy detection of lead on surfaces. The kit features a combination of sodium rhodizonate, a rhodizonate salt, and aqueous acetic acid, delivered as a fine particle spray. The method involves monitoring color changes on the treated surface to identify the presence of lead.
Another significant patent from Cullen is focused on "Automatic Document Archiving for a Computer System." This invention outlines a system and method that streamline the processing and archiving of documents within a computer system. It allows for the transfer of document data between a processing device and a peripheral device seamlessly while also archiving it in memory, thus enhancing efficiency in document management.
Career Highlights
Cullen has had a remarkable career, having collaborated with esteemed companies such as Ricoh Company, Ltd. and Ricoh Corporation. His work has been influential in advancing technologies that are instrumental in various industries.
Collaborations
Throughout his career, John F Cullen has worked closely with several notable colleagues, including Jonathan J Hull and Mark Peairs. Their collective expertise and teamwork have likely contributed to the success of many of his innovative projects.
Conclusion
John F Cullen exemplifies the spirit of innovation with his extensive patent portfolio and significant contributions to technology. His work, particularly in safety detection and document processing, demonstrates his commitment to finding solutions that improve everyday tasks. Cullen's legacy as an inventor continues to inspire future generations of innovators.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.