Takenaka Engineering Co., Ltd.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 193

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6140648 Compound-eye crime prevention sensor systemSep 24, 98Oct 31, 00[G08B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5060309 Infrared detectorExpiredJul 26, 89Oct 22, 91[H04B]
4982094 Passive type crime-preventing infrared sensor provided with a mechanism of monitoring an obstruction for the visual fieldExpiredJun 23, 88Jan 01, 91[G01J]
4618854 Double eye type crime preventing sensor systemExpiredFeb 03, 84Oct 21, 86[G08B]
4514630 Optical system for intruder detecting deviceExpiredSep 14, 82Apr 30, 85[G08B, G01J]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.