Figures & data
Figure 2. Adjustment apparatus for the positioning of the focusing screen. Source: Compiled by the author based on Japanese patent number 4334949 applied for by Olympus Corporation.
![Figure 2. Adjustment apparatus for the positioning of the focusing screen. Source: Compiled by the author based on Japanese patent number 4334949 applied for by Olympus Corporation.](/cms/asset/06d775c7-4bc3-456b-b911-0940040c5bf0/oabm_a_2336275_f0002_b.jpg)
Table 1. Global market size and market share of DSLR cameras, DSLM cameras, and compact DSCs in 2010 and 2015 (quantity-based).
Table 2. Time-series transition of the number of patents applied for by 11 camera manufacturing firms.
Table 3. Number, percentages, and odds of camera-related patents applied for by 11 Japanese camera manufacturers for each IPC code and combinations thereof.
Table 4. Odds ratios (incumbents:new entrants) of the probability of each IPC code appearance (1980–1999).
Table 5. Odds ratios (incumbents:new entrants) of the probability of each IPC code appearance (2000–2014).
Data availability statement
The data that support the findings of this study are openly available in J-PlatPat, at https://www.j-platpat.inpit.go.jp/.