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HATTORI TOKEITEN KK

Overview
  • Total Patents
    207
About

HATTORI TOKEITEN KK has a total of 207 patent applications. Its first patent ever was published in 1961. It filed its patents most often in Germany, United Kingdom and United States. Its main competitors in its focus markets optics, measurement and machines are PURMA CAMERAS LTD, BESANCENOT SERGE and CHARLES BOUIN.

Patent filings in countries

World map showing HATTORI TOKEITEN KKs patent filings in countries
# Country Total Patents
#1 Germany 57
#2 United Kingdom 52
#3 United States 50
#4 France 24
#5 Canada 9
#6 Switzerland 8
#7 Japan 2
#8 Belgium 1
#9 Brazil 1
#10 Spain 1
#11 Italy 1
#12 Sweden 1

Patent filings per year

Chart showing HATTORI TOKEITEN KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kitai Kiyoshi 47
#2 Ohneda Tohru 8
#3 Kawamura Toshiki 8
#4 Kobayashi Masanori 8
#5 Nomura Yasuaki 7
#6 Taguchi Kikuo 6
#7 Kitai K 6
#8 Nemoto K 6
#9 Kiyoshi Kitai 5
#10 Mizutani Seiki 3

Latest patents

Publication Filing date Title
JPS57154294A Bicycle alarm
JPS578406A Portable water depth measuring instrument for diver
US3917966A Vibrator
GB1347130A Cameras
US3718877A Switch for push key
GB1346797A Electric shutters for cameras
GB1311626A Cameras
GB1317875A Printing device
US3780649A Decimal-point printing mechanism for electronic calculator
GB1306495A Decimal point printing mechanism
GB1346796A Cameras
GB1313061A Rotational device for detecting a predetermined angular position of a rotary member
GB1320128A Printing mechanism
GB1310325A Shutter mechanism and camera provided therewith
GB1325225A Electric shutter mechanism
GB1299556A Photographic exposure time control circuit
GB1316384A Controlling apparatus eg for a timepiece
GB1328572A Exposure time control device for a shutter mechanism of a camera
US3762295A Camera with exchangeable lens
US3788822A Non-magnetic composite having a constant modulus of elasticity